{"id":3287,"date":"2026-03-22T15:02:25","date_gmt":"2026-03-22T15:02:25","guid":{"rendered":"https:\/\/blog.examboosts.com\/?p=3287"},"modified":"2026-03-22T15:02:25","modified_gmt":"2026-03-22T15:02:25","slug":"q31-q50-use-real-postgresql-essentials-100-cover-real-exam-questions-mar-2026","status":"publish","type":"post","link":"https:\/\/blog.examboosts.com\/zh\/2026\/03\/q31-q50-use-real-postgresql-essentials-100-cover-real-exam-questions-mar-2026\/","title":{"rendered":"[Q31-Q50] Use Real PostgreSQL-Essentials &#8211; 100% Cover Real Exam Questions [Mar-2026]"},"content":{"rendered":"\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-top\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;3287&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;0\\\/5 - (0 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;[Q31-Q50] Use Real PostgreSQL-Essentials - 100% Cover Real Exam Questions [Mar-2026]&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            <span class=\"kksr-muted\">Rate this post<\/span>\n    <\/div>\n    <\/div>\n<p><span style=\"font-size: 18px\"><strong><span style=\"color: red\">Use Real PostgreSQL-Essentials &#8211; 100% Cover Real Exam Questions [Mar-2026]&nbsp;<\/span><\/strong><\/span><\/p>\n<p><strong><span style=\"color: red\">Dumps Brief Outline Of The PostgreSQL-Essentials Exam &#8211; ExamBoosts<\/span><\/strong><\/p>\n<p><\/p>\n<h3>EnterpriseDB PostgreSQL-Essentials Exam Syllabus Topics:<\/h3>\n<table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width:100%\">\n<tr>\n<th width=\"100px\">Topic<\/th>\n<th>Details<\/th>\n<\/tr>\n<tr>\n<td>Topic 1<\/td>\n<td>\n<ul>\n<li>Database Clusters: This section of the exam measures the skills of System Engineers and covers the principles of clustering for performance and fault tolerance. It evaluates candidates\u2019 ability to manage clustered environments, ensure high availability, and maintain data consistency across nodes.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td>Topic 2<\/td>\n<td>\n<ul>\n<li>Backup and Recovery Tools Overview: This section of the exam measures the skills of System Engineers and covers the use of various backup and recovery tools, including their functionality, compatibility, and configuration. It focuses on selecting appropriate tools based on database type, size, and organizational recovery objectives.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td>Topic 3<\/td>\n<td>\n<ul>\n<li>Database Objects and Hierarchy: This section of the exam measures the skills of Database Developers and includes understanding tables, views, indexes, and their relationships within a database structure. It assesses the ability to manage and organize objects in a logical hierarchy for efficient data access.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td>Topic 4<\/td>\n<td>\n<ul>\n<li>Creating and Managing Databases: This section of the exam measures the skills of Database Developers and focuses on creating, configuring, and maintaining databases. It assesses understanding of database lifecycle management, including setup, schema creation, and performance adjustments.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<tr>\n<td>Topic 5<\/td>\n<td>\n<ul>\n<li>Backup And Recovery Strategies: This section of the exam measures the skills of Database Administrators and focuses on developing an understanding of essential backup and recovery methods. It evaluates the ability to design, implement, and manage strategies that ensure data protection and system continuity in case of unexpected failures or data loss scenarios.<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/table>\n<p><\/p>\n<p>&nbsp;<\/p>\n<div id=\"watu_quiz\" class=\"quiz-area single-page-quiz\">\n<form action=\"\" method=\"post\" class=\"quiz-form \" id=\"quiz-1240\" >\n<div class='watu-question' id='question-1'><div class='question-content'><p><strong>NEW QUESTION 31<\/strong><br \/>In PostgreSQL, which view provides information about currently running queries?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24561' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95090' \/><div class='watu-question-choice'><input type='radio' name='answer-24561[]' id='answer-id-95090' class='answer answer-1 php-answer-label answerof-24561' value='95090' \/>&nbsp;<label for='answer-id-95090' id='answer-label-95090' class='php-answer-label answer label-1'><span class='answer'>pg_stat_activity<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95091' \/><div class='watu-question-choice'><input type='radio' name='answer-24561[]' id='answer-id-95091' class='answer answer-1 js-answer-label answerof-24561' value='95091' \/>&nbsp;<label for='answer-id-95091' id='answer-label-95091' class='js-answer-label answer label-1'><span class='answer'>pg_current_queries<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95092' \/><div class='watu-question-choice'><input type='radio' name='answer-24561[]' id='answer-id-95092' class='answer answer-1 js-answer-label answerof-24561' value='95092' \/>&nbsp;<label for='answer-id-95092' id='answer-label-95092' class='js-answer-label answer label-1'><span class='answer'>pg_running_queries<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95093' \/><div class='watu-question-choice'><input type='radio' name='answer-24561[]' id='answer-id-95093' class='answer answer-1 js-answer-label answerof-24561' value='95093' \/>&nbsp;<label for='answer-id-95093' id='answer-label-95093' class='js-answer-label answer label-1'><span class='answer'>pg_active_sessions<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(1,this)' id='btn-1' value='See Answer'  \/><input type='hidden' id='questionType1' value='radio' class=''><\/div><div class='watu-question' id='question-2'><div class='question-content'><p><strong>NEW QUESTION 32<\/strong><br \/>Which PostgreSQL configuration parameter controls the amount of memory used for sorting operations before writing to temporary disk files?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24562' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95094' \/><div class='watu-question-choice'><input type='radio' name='answer-24562[]' id='answer-id-95094' class='answer answer-2 js-answer-label answerof-24562' value='95094' \/>&nbsp;<label for='answer-id-95094' id='answer-label-95094' class='js-answer-label answer label-2'><span class='answer'>shared_buffers<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95095' \/><div class='watu-question-choice'><input type='radio' name='answer-24562[]' id='answer-id-95095' class='answer answer-2 php-answer-label answerof-24562' value='95095' \/>&nbsp;<label for='answer-id-95095' id='answer-label-95095' class='php-answer-label answer label-2'><span class='answer'>work_mem<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95096' \/><div class='watu-question-choice'><input type='radio' name='answer-24562[]' id='answer-id-95096' class='answer answer-2 js-answer-label answerof-24562' value='95096' \/>&nbsp;<label for='answer-id-95096' id='answer-label-95096' class='js-answer-label answer label-2'><span class='answer'>maintenance_work_mem<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95097' \/><div class='watu-question-choice'><input type='radio' name='answer-24562[]' id='answer-id-95097' class='answer answer-2 js-answer-label answerof-24562' value='95097' \/>&nbsp;<label for='answer-id-95097' id='answer-label-95097' class='js-answer-label answer label-2'><span class='answer'>temp_buffers<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(2,this)' id='btn-2' value='See Answer'  \/><input type='hidden' id='questionType2' value='radio' class=''><\/div><div class='watu-question' id='question-3'><div class='question-content'><p><strong>NEW QUESTION 33<\/strong><br \/>You are connected to a database in PostgreSQL using the psql tool. Which of the following commands can be used to view the cluster data directory?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24563' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95098' \/><div class='watu-question-choice'><input type='radio' name='answer-24563[]' id='answer-id-95098' class='answer answer-3 js-answer-label answerof-24563' value='95098' \/>&nbsp;<label for='answer-id-95098' id='answer-label-95098' class='js-answer-label answer label-3'><span class='answer'>SELECT data_dir FROM pg_settings;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95099' \/><div class='watu-question-choice'><input type='radio' name='answer-24563[]' id='answer-id-95099' class='answer answer-3 js-answer-label answerof-24563' value='95099' \/>&nbsp;<label for='answer-id-95099' id='answer-label-95099' class='js-answer-label answer label-3'><span class='answer'>SHOW DIRECTORY;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95100' \/><div class='watu-question-choice'><input type='radio' name='answer-24563[]' id='answer-id-95100' class='answer answer-3 js-answer-label answerof-24563' value='95100' \/>&nbsp;<label for='answer-id-95100' id='answer-label-95100' class='js-answer-label answer label-3'><span class='answer'>SELECT server_dir FROM pg_settings;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95101' \/><div class='watu-question-choice'><input type='radio' name='answer-24563[]' id='answer-id-95101' class='answer answer-3 php-answer-label answerof-24563' value='95101' \/>&nbsp;<label for='answer-id-95101' id='answer-label-95101' class='php-answer-label answer label-3'><span class='answer'>SHOW DATA_DIRECTORY;<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(3,this)' id='btn-3' value='See Answer'  \/><input type='hidden' id='questionType3' value='radio' class=''><\/div><div class='watu-question' id='question-4'><div class='question-content'><p><strong>NEW QUESTION 34<\/strong><br \/>Which psql command displays the command history?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24564' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95102' \/><div class='watu-question-choice'><input type='radio' name='answer-24564[]' id='answer-id-95102' class='answer answer-4 js-answer-label answerof-24564' value='95102' \/>&nbsp;<label for='answer-id-95102' id='answer-label-95102' class='js-answer-label answer label-4'><span class='answer'>h<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95103' \/><div class='watu-question-choice'><input type='radio' name='answer-24564[]' id='answer-id-95103' class='answer answer-4 php-answer-label answerof-24564' value='95103' \/>&nbsp;<label for='answer-id-95103' id='answer-label-95103' class='php-answer-label answer label-4'><span class='answer'>s<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95104' \/><div class='watu-question-choice'><input type='radio' name='answer-24564[]' id='answer-id-95104' class='answer answer-4 js-answer-label answerof-24564' value='95104' \/>&nbsp;<label for='answer-id-95104' id='answer-label-95104' class='js-answer-label answer label-4'><span class='answer'>history<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95105' \/><div class='watu-question-choice'><input type='radio' name='answer-24564[]' id='answer-id-95105' class='answer answer-4 js-answer-label answerof-24564' value='95105' \/>&nbsp;<label for='answer-id-95105' id='answer-label-95105' class='js-answer-label answer label-4'><span class='answer'>log<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(4,this)' id='btn-4' value='See Answer'  \/><input type='hidden' id='questionType4' value='radio' class=''><\/div><div class='watu-question' id='question-5'><div class='question-content'><p><strong>NEW QUESTION 35<\/strong><br \/>You want to execute SQL commands from a file using psql. Which command should you use?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24565' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95106' \/><div class='watu-question-choice'><input type='radio' name='answer-24565[]' id='answer-id-95106' class='answer answer-5 js-answer-label answerof-24565' value='95106' \/>&nbsp;<label for='answer-id-95106' id='answer-label-95106' class='js-answer-label answer label-5'><span class='answer'>e filename<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95107' \/><div class='watu-question-choice'><input type='radio' name='answer-24565[]' id='answer-id-95107' class='answer answer-5 php-answer-label answerof-24565' value='95107' \/>&nbsp;<label for='answer-id-95107' id='answer-label-95107' class='php-answer-label answer label-5'><span class='answer'>i filename<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95108' \/><div class='watu-question-choice'><input type='radio' name='answer-24565[]' id='answer-id-95108' class='answer answer-5 js-answer-label answerof-24565' value='95108' \/>&nbsp;<label for='answer-id-95108' id='answer-label-95108' class='js-answer-label answer label-5'><span class='answer'>f filename<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95109' \/><div class='watu-question-choice'><input type='radio' name='answer-24565[]' id='answer-id-95109' class='answer answer-5 js-answer-label answerof-24565' value='95109' \/>&nbsp;<label for='answer-id-95109' id='answer-label-95109' class='js-answer-label answer label-5'><span class='answer'>run filename<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(5,this)' id='btn-5' value='See Answer'  \/><input type='hidden' id='questionType5' value='radio' class=''><\/div><div class='watu-question' id='question-6'><div class='question-content'><p><strong>NEW QUESTION 36<\/strong><br \/>You want to gracefully terminate a user&#8217;s connection to the database. Which function should you use?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24566' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95110' \/><div class='watu-question-choice'><input type='radio' name='answer-24566[]' id='answer-id-95110' class='answer answer-6 js-answer-label answerof-24566' value='95110' \/>&nbsp;<label for='answer-id-95110' id='answer-label-95110' class='js-answer-label answer label-6'><span class='answer'>pg_kill_backend(pid)<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95111' \/><div class='watu-question-choice'><input type='radio' name='answer-24566[]' id='answer-id-95111' class='answer answer-6 php-answer-label answerof-24566' value='95111' \/>&nbsp;<label for='answer-id-95111' id='answer-label-95111' class='php-answer-label answer label-6'><span class='answer'>pg_terminate_backend(pid)<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95112' \/><div class='watu-question-choice'><input type='radio' name='answer-24566[]' id='answer-id-95112' class='answer answer-6 js-answer-label answerof-24566' value='95112' \/>&nbsp;<label for='answer-id-95112' id='answer-label-95112' class='js-answer-label answer label-6'><span class='answer'>pg_cancel_backend(pid)<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95113' \/><div class='watu-question-choice'><input type='radio' name='answer-24566[]' id='answer-id-95113' class='answer answer-6 js-answer-label answerof-24566' value='95113' \/>&nbsp;<label for='answer-id-95113' id='answer-label-95113' class='js-answer-label answer label-6'><span class='answer'>pg_disconnect_backend(pid)<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(6,this)' id='btn-6' value='See Answer'  \/><input type='hidden' id='questionType6' value='radio' class=''><\/div><div class='watu-question' id='question-7'><div class='question-content'><p><strong>NEW QUESTION 37<\/strong><br \/>Which parameter controls the amount of memory allocated for maintenance operations like VACUUM and CREATE INDEX?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24567' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95114' \/><div class='watu-question-choice'><input type='radio' name='answer-24567[]' id='answer-id-95114' class='answer answer-7 js-answer-label answerof-24567' value='95114' \/>&nbsp;<label for='answer-id-95114' id='answer-label-95114' class='js-answer-label answer label-7'><span class='answer'>work_mem<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95115' \/><div class='watu-question-choice'><input type='radio' name='answer-24567[]' id='answer-id-95115' class='answer answer-7 js-answer-label answerof-24567' value='95115' \/>&nbsp;<label for='answer-id-95115' id='answer-label-95115' class='js-answer-label answer label-7'><span class='answer'>shared_buffers<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95116' \/><div class='watu-question-choice'><input type='radio' name='answer-24567[]' id='answer-id-95116' class='answer answer-7 php-answer-label answerof-24567' value='95116' \/>&nbsp;<label for='answer-id-95116' id='answer-label-95116' class='php-answer-label answer label-7'><span class='answer'>maintenance_work_mem<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95117' \/><div class='watu-question-choice'><input type='radio' name='answer-24567[]' id='answer-id-95117' class='answer answer-7 js-answer-label answerof-24567' value='95117' \/>&nbsp;<label for='answer-id-95117' id='answer-label-95117' class='js-answer-label answer label-7'><span class='answer'>autovacuum_work_mem<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(7,this)' id='btn-7' value='See Answer'  \/><input type='hidden' id='questionType7' value='radio' class=''><\/div><div class='watu-question' id='question-8'><div class='question-content'><p><strong>NEW QUESTION 38<\/strong><br \/>You want to set temporary memory to 8MB. Which parameter should you configure?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24568' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95118' \/><div class='watu-question-choice'><input type='radio' name='answer-24568[]' id='answer-id-95118' class='answer answer-8 js-answer-label answerof-24568' value='95118' \/>&nbsp;<label for='answer-id-95118' id='answer-label-95118' class='js-answer-label answer label-8'><span class='answer'>temp_memory = 8MB<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95119' \/><div class='watu-question-choice'><input type='radio' name='answer-24568[]' id='answer-id-95119' class='answer answer-8 js-answer-label answerof-24568' value='95119' \/>&nbsp;<label for='answer-id-95119' id='answer-label-95119' class='js-answer-label answer label-8'><span class='answer'>work_mem = 8MB<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95120' \/><div class='watu-question-choice'><input type='radio' name='answer-24568[]' id='answer-id-95120' class='answer answer-8 php-answer-label answerof-24568' value='95120' \/>&nbsp;<label for='answer-id-95120' id='answer-label-95120' class='php-answer-label answer label-8'><span class='answer'>temp_buffers = 8MB<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95121' \/><div class='watu-question-choice'><input type='radio' name='answer-24568[]' id='answer-id-95121' class='answer answer-8 js-answer-label answerof-24568' value='95121' \/>&nbsp;<label for='answer-id-95121' id='answer-label-95121' class='js-answer-label answer label-8'><span class='answer'>temporary_memory = 8MB<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(8,this)' id='btn-8' value='See Answer'  \/><input type='hidden' id='questionType8' value='radio' class=''><\/div><div class='watu-question' id='question-9'><div class='question-content'><p><strong>NEW QUESTION 39<\/strong><br \/>You want to list all schemas in the current database using psql. Which command should you use?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24569' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95122' \/><div class='watu-question-choice'><input type='radio' name='answer-24569[]' id='answer-id-95122' class='answer answer-9 js-answer-label answerof-24569' value='95122' \/>&nbsp;<label for='answer-id-95122' id='answer-label-95122' class='js-answer-label answer label-9'><span class='answer'>ds<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95123' \/><div class='watu-question-choice'><input type='radio' name='answer-24569[]' id='answer-id-95123' class='answer answer-9 php-answer-label answerof-24569' value='95123' \/>&nbsp;<label for='answer-id-95123' id='answer-label-95123' class='php-answer-label answer label-9'><span class='answer'>dn<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95124' \/><div class='watu-question-choice'><input type='radio' name='answer-24569[]' id='answer-id-95124' class='answer answer-9 js-answer-label answerof-24569' value='95124' \/>&nbsp;<label for='answer-id-95124' id='answer-label-95124' class='js-answer-label answer label-9'><span class='answer'>schemas<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95125' \/><div class='watu-question-choice'><input type='radio' name='answer-24569[]' id='answer-id-95125' class='answer answer-9 js-answer-label answerof-24569' value='95125' \/>&nbsp;<label for='answer-id-95125' id='answer-label-95125' class='js-answer-label answer label-9'><span class='answer'>ls<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(9,this)' id='btn-9' value='See Answer'  \/><input type='hidden' id='questionType9' value='radio' class=''><\/div><div class='watu-question' id='question-10'><div class='question-content'><p><strong>NEW QUESTION 40<\/strong><br \/>Which query displays the name and size of all databases in your cluster using a meaningful unit?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24570' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95126' \/><div class='watu-question-choice'><input type='radio' name='answer-24570[]' id='answer-id-95126' class='answer answer-10 js-answer-label answerof-24570' value='95126' \/>&nbsp;<label for='answer-id-95126' id='answer-label-95126' class='js-answer-label answer label-10'><span class='answer'>SELECT datname, pg_database_size(datname) FROM pg_database;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95127' \/><div class='watu-question-choice'><input type='radio' name='answer-24570[]' id='answer-id-95127' class='answer answer-10 php-answer-label answerof-24570' value='95127' \/>&nbsp;<label for='answer-id-95127' id='answer-label-95127' class='php-answer-label answer label-10'><span class='answer'>SELECT datname, pg_size_pretty(pg_database_size(datname)) AS size FROM pg_database;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95128' \/><div class='watu-question-choice'><input type='radio' name='answer-24570[]' id='answer-id-95128' class='answer answer-10 js-answer-label answerof-24570' value='95128' \/>&nbsp;<label for='answer-id-95128' id='answer-label-95128' class='js-answer-label answer label-10'><span class='answer'>SELECT name, size FROM pg_database;<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95129' \/><div class='watu-question-choice'><input type='radio' name='answer-24570[]' id='answer-id-95129' class='answer answer-10 js-answer-label answerof-24570' value='95129' \/>&nbsp;<label for='answer-id-95129' id='answer-label-95129' class='js-answer-label answer label-10'><span class='answer'>SHOW DATABASE SIZE;<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(10,this)' id='btn-10' value='See Answer'  \/><input type='hidden' id='questionType10' value='radio' class=''><\/div><div class='watu-question' id='question-11'><div class='question-content'><p><strong>NEW QUESTION 41<\/strong><br \/>Which psql command quits the psql interface?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24571' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95130' \/><div class='watu-question-choice'><input type='radio' name='answer-24571[]' id='answer-id-95130' class='answer answer-11 js-answer-label answerof-24571' value='95130' \/>&nbsp;<label for='answer-id-95130' id='answer-label-95130' class='js-answer-label answer label-11'><span class='answer'>exit<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95131' \/><div class='watu-question-choice'><input type='radio' name='answer-24571[]' id='answer-id-95131' class='answer answer-11 js-answer-label answerof-24571' value='95131' \/>&nbsp;<label for='answer-id-95131' id='answer-label-95131' class='js-answer-label answer label-11'><span class='answer'>quit<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95132' \/><div class='watu-question-choice'><input type='radio' name='answer-24571[]' id='answer-id-95132' class='answer answer-11 js-answer-label answerof-24571' value='95132' \/>&nbsp;<label for='answer-id-95132' id='answer-label-95132' class='js-answer-label answer label-11'><span class='answer'>q<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95133' \/><div class='watu-question-choice'><input type='radio' name='answer-24571[]' id='answer-id-95133' class='answer answer-11 php-answer-label answerof-24571' value='95133' \/>&nbsp;<label for='answer-id-95133' id='answer-label-95133' class='php-answer-label answer label-11'><span class='answer'>All of the above<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(11,this)' id='btn-11' value='See Answer'  \/><input type='hidden' id='questionType11' value='radio' class=''><\/div><div class='watu-question' id='question-12'><div class='question-content'><p><strong>NEW QUESTION 42<\/strong><br \/>Which of the following directories store symbolic links for user-defined tablespaces in PostgreSQL?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24572' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95134' \/><div class='watu-question-choice'><input type='radio' name='answer-24572[]' id='answer-id-95134' class='answer answer-12 js-answer-label answerof-24572' value='95134' \/>&nbsp;<label for='answer-id-95134' id='answer-label-95134' class='js-answer-label answer label-12'><span class='answer'>base<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95135' \/><div class='watu-question-choice'><input type='radio' name='answer-24572[]' id='answer-id-95135' class='answer answer-12 js-answer-label answerof-24572' value='95135' \/>&nbsp;<label for='answer-id-95135' id='answer-label-95135' class='js-answer-label answer label-12'><span class='answer'>global<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95136' \/><div class='watu-question-choice'><input type='radio' name='answer-24572[]' id='answer-id-95136' class='answer answer-12 php-answer-label answerof-24572' value='95136' \/>&nbsp;<label for='answer-id-95136' id='answer-label-95136' class='php-answer-label answer label-12'><span class='answer'>pg_tblspc<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95137' \/><div class='watu-question-choice'><input type='radio' name='answer-24572[]' id='answer-id-95137' class='answer answer-12 js-answer-label answerof-24572' value='95137' \/>&nbsp;<label for='answer-id-95137' id='answer-label-95137' class='js-answer-label answer label-12'><span class='answer'>pg_wal<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(12,this)' id='btn-12' value='See Answer'  \/><input type='hidden' id='questionType12' value='radio' class=''><\/div><div class='watu-question' id='question-13'><div class='question-content'><p><strong>NEW QUESTION 43<\/strong><br \/>What is the purpose of the autovacuum parameter in PostgreSQL?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24573' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95138' \/><div class='watu-question-choice'><input type='radio' name='answer-24573[]' id='answer-id-95138' class='answer answer-13 js-answer-label answerof-24573' value='95138' \/>&nbsp;<label for='answer-id-95138' id='answer-label-95138' class='js-answer-label answer label-13'><span class='answer'>To manually run vacuum<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95139' \/><div class='watu-question-choice'><input type='radio' name='answer-24573[]' id='answer-id-95139' class='answer answer-13 php-answer-label answerof-24573' value='95139' \/>&nbsp;<label for='answer-id-95139' id='answer-label-95139' class='php-answer-label answer label-13'><span class='answer'>To enable automatic vacuuming of tables<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95140' \/><div class='watu-question-choice'><input type='radio' name='answer-24573[]' id='answer-id-95140' class='answer answer-13 js-answer-label answerof-24573' value='95140' \/>&nbsp;<label for='answer-id-95140' id='answer-label-95140' class='js-answer-label answer label-13'><span class='answer'>To compress database files<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95141' \/><div class='watu-question-choice'><input type='radio' name='answer-24573[]' id='answer-id-95141' class='answer answer-13 js-answer-label answerof-24573' value='95141' \/>&nbsp;<label for='answer-id-95141' id='answer-label-95141' class='js-answer-label answer label-13'><span class='answer'>To backup data automatically<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(13,this)' id='btn-13' value='See Answer'  \/><input type='hidden' id='questionType13' value='radio' class=''><\/div><div class='watu-question' id='question-14'><div class='question-content'><p><strong>NEW QUESTION 44<\/strong><br \/>Which system view provides real-time information about currently active sessions and running queries?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24574' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95142' \/><div class='watu-question-choice'><input type='radio' name='answer-24574[]' id='answer-id-95142' class='answer answer-14 php-answer-label answerof-24574' value='95142' \/>&nbsp;<label for='answer-id-95142' id='answer-label-95142' class='php-answer-label answer label-14'><span class='answer'>pg_stat_activity<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95143' \/><div class='watu-question-choice'><input type='radio' name='answer-24574[]' id='answer-id-95143' class='answer answer-14 js-answer-label answerof-24574' value='95143' \/>&nbsp;<label for='answer-id-95143' id='answer-label-95143' class='js-answer-label answer label-14'><span class='answer'>pg_current_queries<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95144' \/><div class='watu-question-choice'><input type='radio' name='answer-24574[]' id='answer-id-95144' class='answer answer-14 js-answer-label answerof-24574' value='95144' \/>&nbsp;<label for='answer-id-95144' id='answer-label-95144' class='js-answer-label answer label-14'><span class='answer'>pg_sessions<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95145' \/><div class='watu-question-choice'><input type='radio' name='answer-24574[]' id='answer-id-95145' class='answer answer-14 js-answer-label answerof-24574' value='95145' \/>&nbsp;<label for='answer-id-95145' id='answer-label-95145' class='js-answer-label answer label-14'><span class='answer'>pg_active_sessions<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(14,this)' id='btn-14' value='See Answer'  \/><input type='hidden' id='questionType14' value='radio' class=''><\/div><div class='watu-question' id='question-15'><div class='question-content'><p><strong>NEW QUESTION 45<\/strong><br \/>You want to create a backup of all databases in a PostgreSQL cluster. Which utility should you use?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24575' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95146' \/><div class='watu-question-choice'><input type='radio' name='answer-24575[]' id='answer-id-95146' class='answer answer-15 js-answer-label answerof-24575' value='95146' \/>&nbsp;<label for='answer-id-95146' id='answer-label-95146' class='js-answer-label answer label-15'><span class='answer'>pg_dump<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95147' \/><div class='watu-question-choice'><input type='radio' name='answer-24575[]' id='answer-id-95147' class='answer answer-15 php-answer-label answerof-24575' value='95147' \/>&nbsp;<label for='answer-id-95147' id='answer-label-95147' class='php-answer-label answer label-15'><span class='answer'>pg_dumpall<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95148' \/><div class='watu-question-choice'><input type='radio' name='answer-24575[]' id='answer-id-95148' class='answer answer-15 js-answer-label answerof-24575' value='95148' \/>&nbsp;<label for='answer-id-95148' id='answer-label-95148' class='js-answer-label answer label-15'><span class='answer'>pg_backup<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95149' \/><div class='watu-question-choice'><input type='radio' name='answer-24575[]' id='answer-id-95149' class='answer answer-15 js-answer-label answerof-24575' value='95149' \/>&nbsp;<label for='answer-id-95149' id='answer-label-95149' class='js-answer-label answer label-15'><span class='answer'>pg_clusterbackup<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(15,this)' id='btn-15' value='See Answer'  \/><input type='hidden' id='questionType15' value='radio' class=''><\/div><div class='watu-question' id='question-16'><div class='question-content'><p><strong>NEW QUESTION 46<\/strong><br \/>Which parameter sets the number of autovacuum worker processes?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24576' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95150' \/><div class='watu-question-choice'><input type='radio' name='answer-24576[]' id='answer-id-95150' class='answer answer-16 js-answer-label answerof-24576' value='95150' \/>&nbsp;<label for='answer-id-95150' id='answer-label-95150' class='js-answer-label answer label-16'><span class='answer'>autovacuum_workers<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95151' \/><div class='watu-question-choice'><input type='radio' name='answer-24576[]' id='answer-id-95151' class='answer answer-16 php-answer-label answerof-24576' value='95151' \/>&nbsp;<label for='answer-id-95151' id='answer-label-95151' class='php-answer-label answer label-16'><span class='answer'>autovacuum_max_workers<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95152' \/><div class='watu-question-choice'><input type='radio' name='answer-24576[]' id='answer-id-95152' class='answer answer-16 js-answer-label answerof-24576' value='95152' \/>&nbsp;<label for='answer-id-95152' id='answer-label-95152' class='js-answer-label answer label-16'><span class='answer'>max_autovacuum_workers<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95153' \/><div class='watu-question-choice'><input type='radio' name='answer-24576[]' id='answer-id-95153' class='answer answer-16 js-answer-label answerof-24576' value='95153' \/>&nbsp;<label for='answer-id-95153' id='answer-label-95153' class='js-answer-label answer label-16'><span class='answer'>vacuum_workers<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(16,this)' id='btn-16' value='See Answer'  \/><input type='hidden' id='questionType16' value='radio' class=''><\/div><div class='watu-question' id='question-17'><div class='question-content'><p><strong>NEW QUESTION 47<\/strong><br \/>You need to take a full online base backup of your cluster using pg_basebackup. Which option specifies the output directory?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24577' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95154' \/><div class='watu-question-choice'><input type='radio' name='answer-24577[]' id='answer-id-95154' class='answer answer-17 js-answer-label answerof-24577' value='95154' \/>&nbsp;<label for='answer-id-95154' id='answer-label-95154' class='js-answer-label answer label-17'><span class='answer'>-d directory<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95155' \/><div class='watu-question-choice'><input type='radio' name='answer-24577[]' id='answer-id-95155' class='answer answer-17 php-answer-label answerof-24577' value='95155' \/>&nbsp;<label for='answer-id-95155' id='answer-label-95155' class='php-answer-label answer label-17'><span class='answer'>-D directory<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95156' \/><div class='watu-question-choice'><input type='radio' name='answer-24577[]' id='answer-id-95156' class='answer answer-17 js-answer-label answerof-24577' value='95156' \/>&nbsp;<label for='answer-id-95156' id='answer-label-95156' class='js-answer-label answer label-17'><span class='answer'>-o directory<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95157' \/><div class='watu-question-choice'><input type='radio' name='answer-24577[]' id='answer-id-95157' class='answer answer-17 js-answer-label answerof-24577' value='95157' \/>&nbsp;<label for='answer-id-95157' id='answer-label-95157' class='js-answer-label answer label-17'><span class='answer'>&#8211;output directory<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(17,this)' id='btn-17' value='See Answer'  \/><input type='hidden' id='questionType17' value='radio' class=''><\/div><div class='watu-question' id='question-18'><div class='question-content'><p><strong>NEW QUESTION 48<\/strong><br \/>Which configuration parameter controls the amount of memory allocated for shared buffers?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24578' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95158' \/><div class='watu-question-choice'><input type='radio' name='answer-24578[]' id='answer-id-95158' class='answer answer-18 js-answer-label answerof-24578' value='95158' \/>&nbsp;<label for='answer-id-95158' id='answer-label-95158' class='js-answer-label answer label-18'><span class='answer'>buffer_memory<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95159' \/><div class='watu-question-choice'><input type='radio' name='answer-24578[]' id='answer-id-95159' class='answer answer-18 php-answer-label answerof-24578' value='95159' \/>&nbsp;<label for='answer-id-95159' id='answer-label-95159' class='php-answer-label answer label-18'><span class='answer'>shared_buffers<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95160' \/><div class='watu-question-choice'><input type='radio' name='answer-24578[]' id='answer-id-95160' class='answer answer-18 js-answer-label answerof-24578' value='95160' \/>&nbsp;<label for='answer-id-95160' id='answer-label-95160' class='js-answer-label answer label-18'><span class='answer'>cache_size<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95161' \/><div class='watu-question-choice'><input type='radio' name='answer-24578[]' id='answer-id-95161' class='answer answer-18 js-answer-label answerof-24578' value='95161' \/>&nbsp;<label for='answer-id-95161' id='answer-label-95161' class='js-answer-label answer label-18'><span class='answer'>memory_buffers<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(18,this)' id='btn-18' value='See Answer'  \/><input type='hidden' id='questionType18' value='radio' class=''><\/div><div class='watu-question' id='question-19'><div class='question-content'><p><strong>NEW QUESTION 49<\/strong><br \/>In PostgreSQL, what is the default size of a WAL segment file?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24579' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95162' \/><div class='watu-question-choice'><input type='radio' name='answer-24579[]' id='answer-id-95162' class='answer answer-19 js-answer-label answerof-24579' value='95162' \/>&nbsp;<label for='answer-id-95162' id='answer-label-95162' class='js-answer-label answer label-19'><span class='answer'>8 MB<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95163' \/><div class='watu-question-choice'><input type='radio' name='answer-24579[]' id='answer-id-95163' class='answer answer-19 php-answer-label answerof-24579' value='95163' \/>&nbsp;<label for='answer-id-95163' id='answer-label-95163' class='php-answer-label answer label-19'><span class='answer'>16 MB<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95164' \/><div class='watu-question-choice'><input type='radio' name='answer-24579[]' id='answer-id-95164' class='answer answer-19 js-answer-label answerof-24579' value='95164' \/>&nbsp;<label for='answer-id-95164' id='answer-label-95164' class='js-answer-label answer label-19'><span class='answer'>32 MB<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95165' \/><div class='watu-question-choice'><input type='radio' name='answer-24579[]' id='answer-id-95165' class='answer answer-19 js-answer-label answerof-24579' value='95165' \/>&nbsp;<label for='answer-id-95165' id='answer-label-95165' class='js-answer-label answer label-19'><span class='answer'>64 MB<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(19,this)' id='btn-19' value='See Answer'  \/><input type='hidden' id='questionType19' value='radio' class=''><\/div><div class='watu-question' id='question-20'><div class='question-content'><p><strong>NEW QUESTION 50<\/strong><br \/>You are working as a Postgres DBA. You want to configure logging for slow running queries on your database cluster. Which setting needs to be modified to log all the queries which take more than 5 seconds?<\/p>\n<\/div><input type='hidden' name='question_id[]' value='24580' \/><div class='watu-questions-wrap '><input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95166' \/><div class='watu-question-choice'><input type='radio' name='answer-24580[]' id='answer-id-95166' class='answer answer-20 js-answer-label answerof-24580' value='95166' \/>&nbsp;<label for='answer-id-95166' id='answer-label-95166' class='js-answer-label answer label-20'><span class='answer'>log_duration<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95167' \/><div class='watu-question-choice'><input type='radio' name='answer-24580[]' id='answer-id-95167' class='answer answer-20 js-answer-label answerof-24580' value='95167' \/>&nbsp;<label for='answer-id-95167' id='answer-label-95167' class='js-answer-label answer label-20'><span class='answer'>log_statement<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95168' \/><div class='watu-question-choice'><input type='radio' name='answer-24580[]' id='answer-id-95168' class='answer answer-20 js-answer-label answerof-24580' value='95168' \/>&nbsp;<label for='answer-id-95168' id='answer-label-95168' class='js-answer-label answer label-20'><span class='answer'>log_destination<\/span><\/label><\/div>\n<input type='hidden' name='answer_ids[]' class='watu-answer-ids' value='95169' \/><div class='watu-question-choice'><input type='radio' name='answer-24580[]' id='answer-id-95169' class='answer answer-20 php-answer-label answerof-24580' value='95169' \/>&nbsp;<label for='answer-id-95169' id='answer-label-95169' class='php-answer-label answer label-20'><span class='answer'>log_min_duration_statement<\/span><\/label><\/div>\n<\/div><div class='show-question-feedback' style='display:none;'><\/div><input type='button' class='showchecked' style='margin: 10px 0;' onclick='showanswer1(20,this)' id='btn-20' value='See Answer'  \/><input type='hidden' id='questionType20' value='radio' class=''><\/div><div style='display:none' id='question-21'><br \/><div class='question-content'><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.examboosts.com\/wp-content\/plugins\/watu\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading ...\" title=\"Loading ...\" \/>&nbsp;Loading &#8230;<\/div><\/div><br \/>\n<input type=\"button\" name=\"action\" onclick=\"Watu.submitResult()\" id=\"action-button\" style=\"margin:0 auto 20px auto;\" value=\"View Results\"  class=\"watu-submit-button\" \/>\n<input type=\"hidden\" name=\"no_ajax\" value=\"0\"><input type=\"hidden\" name=\"quiz_id\" value=\"1240\" \/>\n<input type=\"hidden\" id=\"watuStartTime\" name=\"start_time\" value=\"2026-09-23 13:10:24\" \/>\n<\/form>\n<\/div>\n<div id=\"watu-loading-result\" style=\"display:none;\">\n\t<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.examboosts.com\/wp-content\/plugins\/watu\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading\" title=\"Loading\" \/><\/p>\n<\/div>\t\n<script type=\"text\/javascript\">\nvar exam_id=0;\nvar question_ids='';\nvar watuURL='';\njQuery(function($){\nquestion_ids = \"24561,24562,24563,24564,24565,24566,24567,24568,24569,24570,24571,24572,24573,24574,24575,24576,24577,24578,24579,24580\";\nexam_id = 1240;\nWatu.exam_id = exam_id;\nWatu.qArr = question_ids.split(',');\nWatu.post_id = 3287;\nWatu.singlePage = '1';\nWatu.hAppID = \"0.36180600 1790169024\";\nwatuURL = \"https:\/\/blog.examboosts.com\/wp-admin\/admin-ajax.php\";\nWatu.noAlertUnanswered = 0;\n});\n\nfunction showanswer1(e,q) {\n\tvar check = new Array();\n\tjQuery('.answer-' + e).each(function (i) {\n\t\tcheck.push(this.checked)\n\t})\n\tlet textval = jQuery('.watu-textarea-' + e).val()\n\tif (jQuery.inArray(true, check) >= 0 || textval !== '' && textval !== undefined) {\n\t\tjQuery(q).stop().fadeOut(300)\n\t\tjQuery('.php-answer-label.label-' + e).addClass(\n\t\t\t'correct-answer'\n\t\t)\n\t\tjQuery('.answer-' + e).each(function (i) {\n\t\t\tif (this.checked && this.className.match(\/js\\-answer\/)) {\n\t\t\t\tvar number = this.id.toString().replace(\/\\D\/g, '')\n\t\t\t\tif (number) {\n\t\t\t\t\tjQuery('#answer-label-' + number).addClass('user-answer')\n\t\t\t\t}\n\t\t\t}\n\t\t})\n\t\tjQuery(q).siblings('.show-question-feedback').stop().fadeIn(300)\n\t\ttextval = ''\n\t} else if (textval == '' || textval == undefined){\n\t\t\/\/jQuery(\".hint\").stop().fadeIn(300)\n\t\talert('Please first answer the question');\n\t}\n}\nvar btnisshow = jQuery(\".php-answer-label\").length\nif (btnisshow > 0) {\n\tjQuery('.showchecked').show()\n} else {\n\tjQuery('.showchecked').hide()\n}\n<\/script>\n<p><strong>Certification Training for PostgreSQL-Essentials Exam Dumps Test Engine: <a href=\"https:\/\/www.examboosts.com\/EnterpriseDB\/PostgreSQL-Essentials-practice-exam-dumps.html\" target=\"_blank\">https:\/\/www.examboosts.com\/EnterpriseDB\/PostgreSQL-Essentials-practice-exam-dumps.html<\/a><\/strong><\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>Use Real PostgreSQL-Essentials &#8211; 100% Cover Real Exam Questions [Mar-2026]&nbsp; Dumps Brief Outline Of The PostgreSQL-Essentials Exam &#8211; ExamBoosts EnterpriseDB PostgreSQL-Essentials Exam Syllabus Topics: Topic Details Topic 1 Database Clusters: This section of the exam measures the skills of System Engineers and covers the principles of clustering for performance and fault tolerance. It evaluates candidates\u2019&hellip; <br \/> <a class=\"button small blue\" href=\"https:\/\/blog.examboosts.com\/zh\/2026\/03\/q31-q50-use-real-postgresql-essentials-100-cover-real-exam-questions-mar-2026\/\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":3288,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8557,8556],"tags":[8552,8553,8550,8554,8549,8555,8551],"class_list":["post-3287","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-enterprisedb","category-postgresql-essentials","tag-postgresql-essentials-latest-test-certification-cost","tag-postgresql-essentials-new-app-simulations","tag-postgresql-essentials-practice-exam-online","tag-postgresql-essentials-reliable-exam-cram-sheet-file","tag-postgresql-essentials-study-group","tag-postgresql-essentials-valid-exam-review","tag-postgresql-essentials-valid-test-topics"],"_links":{"self":[{"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/posts\/3287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/comments?post=3287"}],"version-history":[{"count":1,"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/posts\/3287\/revisions"}],"predecessor-version":[{"id":3344,"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/posts\/3287\/revisions\/3344"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/media\/3288"}],"wp:attachment":[{"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/media?parent=3287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/categories?post=3287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.examboosts.com\/zh\/wp-json\/wp\/v2\/tags?post=3287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}