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Free Huawei H13-921_V1.5 Practice Exam with Questions & Answers | Set: 6

Questions 51

Which parameters can limit resources per user?

Options:
A.

MAX_QUERIES_PER_HOUR

B.

MAX_UPDATES_PER_HOUR

C.

MAX_CONNECTIONS_PER_HOUR

D.

MAX_USER_CONNECTIONS

Huawei H13-921_V1.5 Premium Access
Questions 52

Which functions are provided by Huawei Cloud Data Replication Service (DRS)?

Options:
A.

Real-time sync

B.

Real-time migration

C.

Backup migration

D.

Data subscription

E.

Real-time disaster recovery

Questions 53

Huawei Cloud's recycle bin policy is enabled by default and cannot be turned off. What is the default retention period in days?

Options:
A.

4

B.

1

C.

2

D.

3

Questions 54

For composite indexes, B+ tree is built left-to-right.

Options:
A.

True

B.

False

Questions 55

Which of the following statements about stored procedures and functions are correct?

Options:
A.

Stored procedures can end with ; or /, but not both

B.

Functions return values and can be directly used

C.

Procedures/functions without parameters can be called without parentheses

D.

Parameters can be specified directly or with =>

Questions 56

GaussDB (for MySQL) is 100% compatible with MySQL ecosystem, applications can migrate to cloud without modification.

Options:
A.

True

B.

False

Questions 57

Which metrics can be displayed in real-time performance?

Options:
A.

Slow queries

B.

DML execution count

C.

QPS

D.

Network traffic

Questions 58

What is the output of the following SQL statement?

SELECT JSON_EXTRACT(10, 20, [30, 40], "$$"$$11);

Options:
A.

[30, 40, 20]

B.

[20, 10]

C.

(30, 40, 20)

D.

(20, 10)

Questions 59

Which factors should be considered when designing database objects?

Options:
A.

Field length

B.

Normalization design

C.

Field types

D.

Proper indexing

Questions 60

What is the maximum number of read-only nodes that can be added to a GaussDB (for MySQL) cluster?

Options:
A.

12

B.

13

C.

14

D.

15

Exam Code: H13-921_V1.5
Certification Provider: Huawei
Exam Name: HCIP-GaussDB-OLTP V1.5
Last Update: Oct 5, 2025
Questions: 214

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