Huawei H13-921_V1.5 : HCIP-GaussDB-OLTP V1.5

  • Exam Code: H13-921_V1.5
  • Exam Name: HCIP-GaussDB-OLTP V1.5
  • Updated: Sep 01, 2026
  • Q & A: 216 Questions and Answers

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Huawei H13-921_V1.5 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: High Availability and Disaster Recovery10%- High availability mechanism
  • 1. Replication, failover, and load balancing
    • 2. Data consistency and reliability guarantee
      - Backup and recovery
      • 1. Physical backup, logical backup, point-in-time recovery
        Topic 2: Data Management and SQL Operations20%- SQL development and optimization
        • 1. Execution plan analysis and optimization
          • 2. Standard SQL and extended syntax
            - Database objects management
            • 1. Databases, tables, indexes, views
              • 2. Partitioning and data distribution strategies
                Topic 3: GaussDB-OLTP Fundamentals15%- Database basic theory
                • 1. Distributed consistency and CAP theorem
                  • 2. Transaction, ACID properties, isolation levels
                    - Basic concepts of distributed databases
                    • 1. Characteristics and application scenarios of OLTP systems
                      • 2. Core architecture and evolution of GaussDB-OLTP
                        Topic 4: Installation, Deployment and Configuration15%- Planning and preparation
                        • 1. Hardware and software requirements
                          • 2. Network and environment configuration
                            - Installation and deployment process
                            • 1. Standalone and cluster deployment
                              • 2. Initial configuration and parameter tuning
                                Topic 5: Security Management10%- User and permission management
                                • 1. Roles, privileges, and access control
                                  - Data security and encryption
                                  • 1. Transmission encryption, storage encryption, audit logs
                                    Topic 6: Performance Monitoring and Optimization10%- Monitoring and diagnosis tools
                                    • 1. Key performance indicators and monitoring methods
                                      - Performance tuning
                                      • 1. Parameter adjustment, SQL optimization, resource scheduling
                                        Topic 7: GaussDB-OLTP Architecture and Features20%- Distributed deployment architecture
                                        • 1. Data distribution and sharding mechanism
                                          • 2. Components: CN, DN, GTM, CMS
                                            - Core features
                                            • 1. Storage engine and index technology
                                              • 2. Distributed SQL engine and compatibility

                                                Huawei HCIP-GaussDB-OLTP V1.5 Sample Questions:

                                                Question 1

                                                Huawei Cloud's recycle bin policy is enabled by default and cannot be turned off. What is the default retention period in days?

                                                A. 2
                                                B. 3
                                                C. 1
                                                D. 4


                                                Question 2

                                                DAS Enterprise Edition supports export tasks: data only, structure only, or both, in SQL or CSV format.

                                                A. True
                                                B. False


                                                Question 3

                                                Which of the following isnota feature provided by the Data Replication Service (DRS)?

                                                A. Operation audit
                                                B. Backup migration
                                                C. Real-time migration
                                                D. Real-time synchronization


                                                Question 4

                                                When creating a GaussDB (for MySQL) instance, the system automatically creates system accounts (usable by users) to support backend O&M. Which are these accounts?

                                                A. rdsMetric
                                                B. rdsBackup
                                                C. rdsRepl
                                                D. rdsAdmin


                                                Question 5

                                                Using the EXPLAIN command in GaussDB (for MySQL), which of the following isnota valid Select_type?

                                                A. PRIMARY
                                                B. SUBQUERY
                                                C. COMPLEX
                                                D. SIMPLE


                                                Solutions:

                                                Question 1
                                                Answer: C
                                                Question 2
                                                Answer: A
                                                Question 3
                                                Answer: A
                                                Question 4
                                                Answer: B,C,D
                                                Question 5
                                                Answer: C

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