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

Its possible to restrict what data is returned to a user depending on who they log on if they query the same table?

2 / 20

Which of below support incremental backups?

3 / 20

Which of the below are valid Postgres environment variables?

4 / 20

pg_tables view will list all tables in the database?

5 / 20

What is the standard default user Postgres 16 runs as?

6 / 20

pg_dumpall allows point in time recovery to any point in time as long as WAL logs are available?

7 / 20

We should VACUUM every table at least every 4 billion transactions?

8 / 20

Autovacuum automates execution which of below

9 / 20

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

10 / 20

Transaction IDs are limited to 4 billion and can run out without maintenance?

11 / 20

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

12 / 20

If we delete all rows from a table, its data pages are automatically deleted to free space on disk?

13 / 20

A domain is a data type that allows storing of network and web address in a format easily queried?

14 / 20

Postgres is ACID compliant

15 / 20

Which parameter can we set in postgres to track ling running queries?

16 / 20

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

17 / 20

which below functions can be used to CAST one datatype to another

18 / 20

Postgres does not support sequences?

19 / 20

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

20 / 20

Schemas contain Users?

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