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Only need to practice for 20 to 30 hours

You will get to know the valuable exam tips and the latest question types in our PostgreSQL-Essentials certification training files, and there are special explanations for some difficult questions, which can help you to have a better understanding of the difficult questions. All of the questions we listed in our PostgreSQL-Essentials practice exam materials are the key points for the IT exam, and there is no doubt that you can practice all of PostgreSQL-Essentials best questions within 20 to 30 hours, even though the time you spend on it is very short, however the contents you have practiced are the quintessence for the IT exam. And of course, if you still have any misgivings, you can practice our PostgreSQL-Essentials certification training files again and again, which may help you to get the highest score in the IT exam.

EnterpriseDB PostgreSQL Essentials Certification v13 Sample Questions:

1. You want to execute SQL commands from a file using psql. Which command should you use?

A) \i filename
B) \e filename
C) \run filename
D) \f filename

2. You want to reload the PostgreSQL configuration without restarting the server. Which function should you execute?

A) pg_refresh_conf()
B) pg_restart_conf()
C) reload_configuration()
D) pg_reload_conf()

3. What is the purpose of the autovacuum parameter in PostgreSQL?

A) To compress database files
B) To manually run vacuum
C) To backup data automatically
D) To enable automatic vacuuming of tables

4. Which pg_restore option allows you to drop database objects before recreating them?

A) -r
B) -d
C) --drop-all
D) -c or --clean

5. You are connected to a database in PostgreSQL using the psql tool. Which of the following commands can be used to view the cluster data directory?

A) SHOW DIRECTORY;
B) SHOW DATA_DIRECTORY;
C) SELECT data_dir FROM pg_settings;
D) SELECT server_dir FROM pg_settings;

Solutions: