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Huawei H13-921_V1.5 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Database Installation & Deployment | - Cluster deployment and initialization - Node roles and configuration |
| Performance Tuning | - Query optimization - Index design - Resource monitoring |
| Security & Maintenance | - Routine maintenance operations - Audit and logging - User management and permissions |
| GaussDB Architecture & Fundamentals | - Distributed database concepts - Compute-storage separation principles - GaussDB (OLTP) core architecture |
| High Availability & Backup | - Replication mechanisms - Backup and restore strategies - Failover and recovery |
| SQL & Data Management | - Indexes and execution plans - Transactions and concurrency control - SQL syntax and optimization |
Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:
1. Which are valid plan display formats?
A) Pretty
B) Verbose
C) Analyze
D) Normal
2. Which statements about session killing in a database are correct?
A) Killing sessions is risky and should be confirmed
B) Killing sessions won't worsen system load
C) Rollbacks during session kill consume resources, may worsen load
D) Long rollbacks delay session release, resources can't be freed instantly
3. The frequency of flushing the log from buffer to disk is related to the parameter innodb_flush_log_at_trx_commit. If you want to flush the log buffer and write it to disk every time a transaction is committed, what should the parameter value be?
A) 1
B) 2
C) 3
4. GaussDB (for MySQL) allows backup policy configuration in Huawei Cloud Console. Which of the following cannot be modified?
A) Retention days
B) Automatic backup switch
C) Backup time window
D) Backup cycle
5. GaussDB (for MySQL) supports bidirectional scalability for compute nodes and 1 read-write node. What is the maximum number of read-only nodes it supports?
A) 16
B) 17
C) 14
D) 15
Solutions:
| Question # 1 Answer: A,D | Question # 2 Answer: A,C,D | Question # 3 Answer: B | Question # 4 Answer: B | Question # 5 Answer: D |
