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

What does an Attribute describe in Postgres?

2 / 20

Which process listeners for new connections?

3 / 20

What is the purpose of the WAL writer?

4 / 20

Which of the below are attributes or connected to JIT compilation?

5 / 20

pg_dumpall can also dump users but not global objects?

6 / 20

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

EXPLAIN select * from paul_sammy_tab1;

7 / 20

postgres uses a visibility map that tracks change to determine which tables/rows to perform a Vacuum on?

8 / 20

Which tool allows incremental backups to be taken?

9 / 20

Which of the below is an open source tool for remote backups?

10 / 20

Which of below utilities are considerations for logical backup?

11 / 20

Pages from a delete can only be reused once a Vacuum operation has been performed?

12 / 20

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

13 / 20

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

14 / 20

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

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 psql command will return a list of all dictionary views?

17 / 20

How can we see the postgres configuration parameters while in psql?

18 / 20

Explain plans show which of below:

19 / 20

Which flag in psql can be user to switch database connections?

20 / 20

Where can we view current connections to database?

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