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Huawei H13-921_V1.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Performance Monitoring and Optimization | 10% | - Performance tuning
|
| Data Management and SQL Operations | 20% | - Database objects management
|
| High Availability and Disaster Recovery | 10% | - High availability mechanism
|
| Installation, Deployment and Configuration | 15% | - Planning and preparation
|
| GaussDB-OLTP Fundamentals | 15% | - Database basic theory
|
| GaussDB-OLTP Architecture and Features | 20% | - Core features
|
| Security Management | 10% | - Data security and encryption
|
Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:
Question 1
GaussDB (for MySQL) and GaussDB (openGauss) are both relational databases.
A. True
B. False
Question 2
FETCH retrieves the current cursor row and moves to the next. If already at last row, overflow occurs.
A. True
B. False
Question 3
Database instance status refers to the running status of the DB instance. Which of the following is NOT a valid status for GaussDB (for MySQL)?
A. Restarting
B. Creating
C. Running
D. Normal
Question 4
The EXPLAIN command can be used to view the execution plan of SQL statements. In the execution plan, Type indicates the access method to the table. Which of the following is not a valid Type value?
A. NULL
B. Full
C. ALL
D. Range
Question 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. max_user_connections
B. max_connect_errors
C. connect_timeout
D. max_connections
Solutions:
| Question 1 Answer: A | Question 2 Answer: A | Question 3 Answer: C | Question 4 Answer: B | Question 5 Answer: D |
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