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Huawei H13-921_V1.5 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Performance Tuning | - Resource monitoring - Index design - Query optimization |
| Topic 2: SQL & Data Management | - Transactions and concurrency control - SQL syntax and optimization - Indexes and execution plans |
| Topic 3: Security & Maintenance | - Audit and logging - User management and permissions - Routine maintenance operations |
| Topic 4: Database Installation & Deployment | - Cluster deployment and initialization - Node roles and configuration |
| Topic 5: GaussDB Architecture & Fundamentals | - Compute-storage separation principles - Distributed database concepts - GaussDB (OLTP) core architecture |
| Topic 6: High Availability & Backup | - Failover and recovery - Backup and restore strategies - Replication mechanisms |
Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:
1. In regex, a* matches 0 or more "a" characters.
A) True
B) False
2. In a 16-core, 64GB GaussDB (for MySQL) instance, what is the default size of the innodb_log_buffer_size parameter?
A) 1024MB
B) 128MB
C) 512MB
D) 256MB
3. Which of the following descriptions about the MEMORY storage engine is incorrect?
A) Data in MEMORY tables is lost if the mysqld daemon crashes.
B) MEMORY storage engine stores data in memory to provide fast access for queries and joins.
C) MEMORY storage engine supports only B-tree indexes and not hash indexes.
D) MEMORY storage engine uses fixed-length format for data, and does not support BLOB or TEXT types.
4. Which type of backup in GaussDB (for MySQL) isretained even afterthe instance is deleted?
A) Manual backup
B) Automatic backup
C) Full backup
D) Incremental backup
5. GaussDB (for MySQL) uses the same backup mechanism as community MySQL and supports xtrabackup for physical backups.
A) True
B) False
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: D | Question # 3 Answer: C | Question # 4 Answer: A | Question # 5 Answer: B |
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