Huawei H13-921_V1.5 exam - in .pdf

H13-921_V1.5 pdf
  • Exam Code: H13-921_V1.5
  • Exam Name: HCIP-GaussDB-OLTP V1.5
  • Q & A: 216 Questions and Answers
  • PDF Price: $59.99
  • PDF Demo

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  • Exam Code: H13-921_V1.5
  • Exam Name: HCIP-GaussDB-OLTP V1.5
  • Q & A: 216 Questions and Answers
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  • Exam Code: H13-921_V1.5
  • Exam Name: HCIP-GaussDB-OLTP V1.5
  • Q & A: 216 Questions and Answers
  • Software Price: $59.99
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Huawei H13-921_V1.5 Exam Syllabus Topics:

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

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

                                                1. GaussDB (for MySQL) uses the same backup mechanism as community MySQL and supports xtrabackup for physical backups.

                                                A) False
                                                B) True


                                                2. For composite indexes, B+ tree is built left-to-right.

                                                A) False
                                                B) True


                                                3. Hints in GaussDB (for MySQL) mainly include which categories?

                                                A) Specify index
                                                B) Specify column names
                                                C) Specify optimization strategy
                                                D) Specify join tables


                                                4. When creating a GaussDB (for MySQL) instance, system accounts are automatically created. Which of the following are such accounts?

                                                A) rdsBackup - backup account
                                                B) rdsMetric - monitoring account
                                                C) rdsAdmin - admin account with superuser privileges
                                                D) rdsRepl - replication account


                                                5. To meet data reliability requirements, GaussDB (for MySQL) can retain automatic backup recovery for up to how many days?

                                                A) 356
                                                B) 128
                                                C) 732
                                                D) 360


                                                Solutions:

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

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