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Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:
1. Which strings can the regex 'x?z|food' (simplified from source) match?
A) z
B) xood
C) zood
D) food
2. Horizontal partitioning always improves query performance.
A) True
B) False
3. FETCH retrieves the current cursor row and moves to the next. If already at last row, overflow occurs.
A) True
B) False
4. What is the maximum number of read-only nodes that can be added to a GaussDB (for MySQL) cluster?
A) 15
B) 13
C) 14
D) 12
5. A database administrator received a "cannot connect" error. Diagnosis revealed that a new business caused client connections to exceed the preset limit. Which parameter should be adjusted to fix the error?
A) connect_timeout
B) max_connections
C) max_connect_errors
D) max_user_connections
Solutions:
| Question # 1 Answer: A,B | Question # 2 Answer: B | Question # 3 Answer: A | Question # 4 Answer: A | Question # 5 Answer: B |
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