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Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:

1. SQL statements exceeding slow_launch_time are recorded in the slow SQL log.

A) True
B) False

2. What is the impossible result of executing: SELECT FLOOR(8 + (RAND()* 5));?

A) 10
B) 8
C) 12
D) 13

3. GaussDB (for MySQL) is a single-process, multi-threaded database. What are the advantages of threads?

A) Easier creation/management, no merge overhead
B) Fast context switching
C) Misbehaving threads won't affect the entire system
D) Easier creation/management, no memory allocation overhead

4. Slow query logs in GaussDB (for MySQL) are controlled by slow_query_log. 0/OFF disables, 1/ON enables.

A) True
B) False

5. What is the snapshot type used by GaussDB (for MySQL)?

A) COW
B) DTR
C) ROW
D) CROW

Solutions: