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

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

2 / 20

We can't use native o/s commands to backup cluster as this is outside of postgres?

3 / 20

Postgres uses a threads based process model?

4 / 20

Which tools allow Point in Time recovery?

5 / 20

Which of below are valid Constraints?

6 / 20

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

7 / 20

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

8 / 20

Which JOINS does postgres support from below:

9 / 20

ANALYZE command can be run on temporary tables?

10 / 20

What is the maximum Row Size in Postgres?

11 / 20

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

12 / 20

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

13 / 20

What is the standard default user Postgres 16 runs as?

14 / 20

Autovacuum automates execution which of below

15 / 20

When using pg_dump if o/s filesize limit will cause a dump to fail as dump as its too large what native o/s commands can use to reduce filesize.

16 / 20

Which process listeners for new connections?

17 / 20

Which of below arguments are needed for psql connections?

18 / 20

How can you cancel a user query?

19 / 20

Which flag in psql can be used to describe a table definition?

20 / 20

Which data types below are Numeric?

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