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Huawei H13-921_V1.5 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Database Installation & Deployment | - Cluster deployment and initialization - Node roles and configuration |
| Topic 2: High Availability & Backup | - Replication mechanisms - Failover and recovery - Backup and restore strategies |
| Topic 3: Performance Tuning | - Index design - Query optimization - Resource monitoring |
| Topic 4: GaussDB Architecture & Fundamentals | - Distributed database concepts - Compute-storage separation principles - GaussDB (OLTP) core architecture |
| Topic 5: Security & Maintenance | - Routine maintenance operations - User management and permissions - Audit and logging |
| Topic 6: SQL & Data Management | - Indexes and execution plans - Transactions and concurrency control - SQL syntax and optimization |
Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:
Question 1
Which of the following statements about PLOG objects in Log Stores are correct?
A. Default 3 replicas, strong consistency on writes, read from any replica
B. PLOG size limited to 10GB
C. Identified by a 24-byte unique ID
D. Uses append-only storage
Question 2
Which are advantages/features of GaussDB (for MySQL)?
A. High scalability: up to 1 primary + 15 standbys, read/write separation, load balancing
B. Massive storage: up to 128TB capacity
C. High performance: 7x native MySQL
D. Compute-storage separation: independently scalable resources
Question 3
Which of the following window functions are supported by GaussDB (for MySQL)?
A. MIDDLE_VALUE()
B. LAG()
C. LEAD()
D. FIRST_VALUE()
Question 4
Which statements about SQL execution process are correct?
A. Connector: manages connections, verifies permissions
B. Executor: operates engine, returns results
C. Parser: generates execution plan, selects indexes
D. Storage engine: stores data, provides read/write interface
Question 5
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.
Solutions:
| Question 1 Answer: A,C,D | Question 2 Answer: A,B,C,D | Question 3 Answer: B,C,D | Question 4 Answer: A,B,D | Question 5 Answer: C |
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