H13-921_V1.5 Dumps (2025) Prepare Your Exam With 216 Questions [Q16-Q38]

QUESTION 16
In GaussDB (for MySQL), what is the default slow SQL threshold in seconds?

QUESTION 17
Which statements about distributed transactions are correct?

QUESTION 18
A company platform has 29 categories of products. If partitioning tables based on products, which partitioning method is recommended?

QUESTION 19
After executing CREATE USER user1@’100.%’ IDENTIFIED BY ‘Database_123’;, user1 can connect from any host.

QUESTION 20
The command show [session|global] status defaults to “global”.

QUESTION 21
MD5(str) returns a 128-bit checksum as a 40-character hex string.

QUESTION 22
The regex function REGEXP_INSTR returns the starting index of a substring matching the regex. If return_option=1, it returns the last matched position.

QUESTION 23
GaussDB for MySQL adopts a compute-storage separation design. What is its greatest value?

QUESTION 24
Which window function generates a ranking within groups, where the same value gets the same rank?

QUESTION 25
GaussDB (for MySQL) deployment supports both public cloud and hybrid cloud.

QUESTION 26
Which of the following statements about GaussDB (for MySQL) fault detection are correct?

QUESTION 27
Which of the following are correct about read-only nodes?

QUESTION 28
GaussDB (for MySQL) log management supports viewing DB-level logs, including error logs and slow SQL logs.

QUESTION 29
Compared with physical backup, logical backup has the advantage of faster backup and recovery.

QUESTION 30
When changing a DB instance password, read-only node passwords must be updated manually.

QUESTION 31
DRS provides complete heterogeneous database migration to the cloud, ensuring smooth business cutover.

QUESTION 32
Which of the following are Huawei Cloud’s database management tools?

QUESTION 33
Which statements about storage engines are correct?

QUESTION 34
Which methods can be used during requirements investigation?

QUESTION 35
What is the snapshot type used by GaussDB (for MySQL)?

QUESTION 36
What is the impossible return value of SELECT FLOOR(7 + (RAND()*5));?

QUESTION 37
Which metrics can be displayed in real-time performance?

QUESTION 38
Which factors should be considered when designing database objects?