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 in psql can be used to save output to a file?

2 / 20

which system function will show current user connected as?

3 / 20

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

4 / 20

pgcrypto supports only 1 way encryption?

5 / 20

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

6 / 20

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

7 / 20

Which postgres command is used to unload table data into csv files on disk?

8 / 20

Which connectors does Postgres Support?

9 / 20

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

10 / 20

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

11 / 20

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

12 / 20

Which of the below best describes Postgres software model

13 / 20

How can you cancel a user query?

14 / 20

Which tool allows incremental backups to be taken?

15 / 20

COPY FROM : copies data from a table to a file

16 / 20

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

17 / 20

Which of below support incremental backups?

18 / 20

Which of below is true about tables to use COPY FREEZE?

19 / 20

Which postgres server paraemeter are read only?

20 / 20

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

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