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

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

3 / 20

pg_dumpall can also dump users but not global objects?

4 / 20

pg_basebackup requires database to be offline for a valid backup?

5 / 20

pg_stats command is used to collect table statistics?

6 / 20

Which flag in psql will list all tablespaces

7 / 20

Which of the below are valid Postgres environment variables?

8 / 20

which flag in psql will list all databaseS?

9 / 20

A CROSS JOIN and a FULL OUT JOIN are the same thing?

10 / 20

The query below will return a list of databases?

SELECT datname FROM pg_database;

11 / 20

What is the purpose of the Background Writer?

12 / 20

ANALYZE command can be run on temporary tables?

13 / 20

What is the maximum number of indexes a table can have in Postgres?

14 / 20

What is the maximum Database size for Postgres?

15 / 20

The SQL below will generate an EXPLAIN Plan and also run the query?

EXPLAIN select * from paul_sammy_tab1;

16 / 20

Which of the below are background processes in Postgres?

17 / 20

which flags in psql will list all schema's?

18 / 20

postgres provide a utility to create users called 'createuser'

19 / 20

Which tools allow Point in Time recovery?

20 / 20

You should disable the default postgresql module before on Linux before installing the postgres server?

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