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Huawei H13-921_V1.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Database Advanced Features | 9% | - Advanced Database Features
|
| Advanced SQL Syntax | 10% | - SQL Advanced Operations
|
| Cloud DBA Intelligent O&M | 23% | - Cloud DBA Operations
|
| Database Daily Operations | 17% | - Routine Database Management
|
| Database Security Management | 8% | - Security Administration
|
| Database Performance Tuning | 22% | - Performance Optimization
|
| GaussDB OLTP Overview | 11% | - GaussDB OLTP Architecture
|
Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:
Which of the following are correct about read-only nodes?
- A. Support creating and deleting databases
- B. Provide performance monitoring
- C. Specs are consistent with the cluster
- D. No need to manage accounts/databases, sync from primary
Correct Answer: B,C,D 🗳️
Which of the following are common SQL tuning practices?
- A. For large data inserts, drop indexes and constraints first
- B. Always use SELECT statements
- C. Use LIMIT when querying a single record
- D. Minimize use of GROUP BY
Correct Answer: A,C,D 🗳️
Read-only nodes replay WAL and read Page Store to sync with the primary node's memory state, including active transactions and buffer pool.
- A. True
- B. False
Correct Answer: A 🗳️
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. Full
- B. ALL
- C. Range
- D. NULL
Correct Answer: A 🗳️
The MyISAM engine supports tables with different storage formats. Which are supported?
- A. Static tables
- B. Temporary tables
- C. Compressed tables
- D. Dynamic tables
Correct Answer: A,C,D 🗳️
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