Postgres 16 Beginners Knowledge Quiz

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Created by Paul Sammy

Postgres 16 Beginner Knowledge Checker Test 1.0

20 Questions chosen at Random to test your knowledge.

You have 3 minutes so think fast.

1 / 20

which flag is used to exit psql?

2 / 20

What is the maximum Row Size in Postgres?

3 / 20

pg_dump will backup the entire cluster in one command?

4 / 20

What is the standard default user Postgres 16 runs as?

5 / 20

Which parameter must be set to TRUE for autovacuum to run

6 / 20

Each Database Cluster in Postgres has its own Data Dictionary?

7 / 20

Which tools allow Point in Time recovery?

8 / 20

Which process listeners for new connections?

9 / 20

What is the purpose of the WAL writer?

10 / 20

Vacuuming takes out SHARED locks only to allow performance to not be impeded?

11 / 20

a VACUUM FULL will recover space from a delete at the o/s level?

12 / 20

which system function will return the current database user is connected?

13 / 20

Where can we view current connections to database?

14 / 20

A user is the same as a schema in Postgres?

15 / 20

What can wal_level be set to for continuous archiving to be setup?

16 / 20

Money is data type in Postgres?

17 / 20

pg_basebackup automatically take a database cluster  in and out of backup mode?

18 / 20

In postgres we do not need to collect table optimiser statistics as they are always upto date?

19 / 20

Each Database Cluster in Postgres can share a TCP Port for connections with other Postgres Database Clusters?

20 / 20

Which 2 commands can either be run to reload update to pg_hba.conf

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