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[General] PostgreSQL-Essentials Reliable Test Braindumps, PostgreSQL-Essentials Exam Sylla

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【General】 PostgreSQL-Essentials Reliable Test Braindumps, PostgreSQL-Essentials Exam Sylla

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EnterpriseDB PostgreSQL-Essentials Exam Syllabus Topics:
TopicDetails
Topic 1
  • Backup and Recovery Tools Overview: This section of the exam measures the skills of System Engineers and covers the use of various backup and recovery tools, including their functionality, compatibility, and configuration. It focuses on selecting appropriate tools based on database type, size, and organizational recovery objectives.
Topic 2
  • Database Objects and Hierarchy: This section of the exam measures the skills of Database Developers and includes understanding tables, views, indexes, and their relationships within a database structure. It assesses the ability to manage and organize objects in a logical hierarchy for efficient data access.
Topic 3
  • Configuration Parameters: This section of the exam measures the skills of Database Administrators and includes knowledge of key configuration parameters that impact performance, storage, and reliability. Candidates are tested on setting and tuning configurations to optimize database stability and responsiveness.
Topic 4
  • Database Clusters: This section of the exam measures the skills of System Engineers and covers the principles of clustering for performance and fault tolerance. It evaluates candidates’ ability to manage clustered environments, ensure high availability, and maintain data consistency across nodes.
Topic 5
  • Disaster Recovery: This section of the exam measures the skills of IT Infrastructure Managers and emphasizes planning and executing disaster recovery procedures. It ensures candidates can design recovery plans to restore operations quickly and minimize data loss after catastrophic events.
Topic 6
  • Database Maintenance: This section of the exam measures the skills of Database Administrators and covers maintenance operations such as updates, indexing, and performance optimization. The focus is on ensuring long-term database efficiency, integrity, and minimal downtime.

EnterpriseDB PostgreSQL Essentials Certification v13 Sample Questions (Q64-Q69):NEW QUESTION # 64
In PostgreSQL, archiving can be enabled for hot backups. During recovery, all the archive logs can be played on the restored backup and Point-in-Time Recovery can be performed. Which of the following parameters directly influences Mean Time to Recovery and is also used to control the size of the WAL area?
  • A. checkpoint_timeout
  • B. wal_level
  • C. max_wal_size
  • D. wal_size
Answer: C

NEW QUESTION # 65
In PostgreSQL 13, what is the difference between GENERATED ALWAYS AS IDENTITY and GENERATED BY DEFAULT AS IDENTITY?
  • A. ALWAYS prevents manual value insertion, BY DEFAULT allows it
  • B. They are identical
  • C. ALWAYS uses UUID, BY DEFAULT uses serial
  • D. BY DEFAULT prevents manual insertion
Answer: A

NEW QUESTION # 66
Which directory in the PostgreSQL data directory contains the Write-Ahead Log files?
  • A. wal_files
  • B. pg_wal
  • C. pg_log
  • D. pg_xlog
Answer: B

NEW QUESTION # 67
You are connected to a database in PostgreSQL using the psql tool. Which of the following commands can be used to view the cluster data directory?
  • A. SHOW DIRECTORY;
  • B. SHOW DATA_DIRECTORY;
  • C. SELECT server_dir FROM pg_settings;
  • D. SELECT data_dir FROM pg_settings;
Answer: B

NEW QUESTION # 68
You are connected to a PostgreSQL database. After executing a complex query an error message is displayed.
You want to edit and rerun the previously executed query. Which command can be used to edit the query buffer?
  • A. e
  • B. e
  • C.
  • D. l
Answer: A

NEW QUESTION # 69
......
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