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Huawei H13-921_V1.5 - HCIP-GaussDB-OLTP V1.5

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Total 214 questions

Which roles exist in DAS Enterprise Edition?

A.

System Administrator

B.

DBA

C.

Business Owner role

D.

Regular User

Which of the following isnota functional module of Cloud Audit?

A.

Audit log recording

B.

Audit log query

C.

Event file encryption

D.

Event file desensitization

Which are common denormalization practices in DB design?

A.

Increase index count

B.

Recreate tables

C.

Add derived columns

D.

Add redundant columns

When creating a user in GaussDB (for MySQL), which info must be specified?

A.

Username

B.

Host

C.

Password

D.

Max connections

When looping over cursors, overflow can occur if end-of-data isn’t checked. Which handlers can be used to control execution properly?

A.

declare continue handler

B.

declare exit handler

C.

declare next handler

D.

declare break handler

The Com_insert and similar Com_xx parameters are used to monitor the number of different operations executed in a database instance. Which of the following commands correctly retrieves this parameter?

A.

"Show status like 'Com_insert';"

B.

show variables Cominsert

C.

"show variables like 'Com_insert'"

D.

"show status Com_insert"

Which features does DFV (Data Function Virtualization) provide for elastic scaling?

A.

Cross-region replication, cross-AZ disaster recovery

B.

Thousands of nodes in a single pool

C.

EB-level capacity, billions of objects per device

D.

Linear scaling of capacity and performance

Which factors affect database performance?

A.

Hardware

B.

System scale

C.

Software environment

D.

Internal DB factors

In DAS → Sessions tab → “Real-time Sessions”, users can kill system account rdsRepl.

A.

True

B.

False

Which statements about GaussDB (for MySQL) read-only nodes are correct?

A.

Specs match the cluster

B.

No need to manage accounts/databases, syncs from primary

C.

Provide system performance monitoring

D.

Can be manually promoted to primary