PostgreSQL Advanced Quiz
Welcome to the PostgreSQL Advanced Quiz!
We’re excited to have you here for this quiz designed specifically for PostgreSQL administrators at an advanced level.
This quiz will test your knowledge on key concepts, best practices, and advanced features of PostgreSQL.
Objectives:
- Evaluate your understanding of PostgreSQL concepts.
- Explore new features and best practices.
Quiz Format:
- 20 multiple-choice questions.
- Duration: 8 minutes.
Prepare to test your knowledge and deepen your understanding of PostgreSQL!
Good luck to everyone!
START THE QUIZ
#1. To prevent brute-force attacks, which parameter can limit login attempts?
#2. What is the effect of increasing (work_mem)?
#3. How does (random_page_cost) influence index scan choices?
#4. Which PostgreSQL view provides information about current active replication connections?
#5. Which parameter enables logical replication in PostgreSQL?
#6. What effect does increasing (checkpoint_segments) have on performance during heavy write loads?
#7. In a hot standby setup, what does setting (hot_standby_feedback) to (on) accomplish?
#8. How does enabling (log_connections) improve security monitoring?
#9. Which of the following best describes the role of (pg_prewarm)?
#10. Which parameter controls how long a standby can delay streaming when there's a conflicting query?
#11. What is the purpose of (pg_hba.conf) in PostgreSQL security?
#12. Which parameter impacts query planning by adjusting the perceived cost of sequential scans?
#13. For HA, what is a key difference between synchronous and asynchronous replication?
#14. Which parameter determines the number of replication slots?
#15. Which tool allows viewing the status of all background workers in PostgreSQL?
#16. What does increasing (maintenance_work_mem) directly impact?
#17. Which tool is used to manage a PostgreSQL cluster's high availability and automatic failover?
#18. Which parameter affects disk I/O and controls how frequently checkpoints are issued?
#19. How does row-level security (RLS) improve database security?
#20. Which view displays information about active locks and lock conflicts?
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