Oracle Database Administration from Zero to Hero - Practice - Using SQLPlus

This video tutorial covers the use of SQL Plus, a common utility for DBAs, on both Windows and Linux platforms. It explains how to connect to databases using different authentication methods, utilize various SQL Plus commands and their abbreviations, edit and execute SQL commands, and manage SQL scripts. The tutorial also demonstrates how to customize the SQL Plus prompt and introduces the spool command for saving output. The session concludes with a summary and a preview of the next topic, SQL Developer.

What is the primary purpose of SQL Plus Utility for DBAs?

• To interact with Oracle databases

• To manage network configurations

• To perform database backups

• To create user interfaces

Which method allows connecting to a database without a password in SQL Plus?

• Database Authentication

• Application Authentication

• Network Authentication

• Operating System Authentication

What is the abbreviation for the 'describe' command in SQL Plus?

• DES

• DESC

• DSC

• DCR

Which command is used to view the contents of the SQL Plus buffer?

• VIEW

• SHOW

• LIST

• DISPLAY

What is the abbreviation for the 'edit' command in SQL Plus?

• E

• EDT

• ET

• ED

Which command saves the buffer contents into an external file in SQL Plus?

• SAVE

• WRITE

• EXPORT

• STORE

What is the purpose of the 'spool' command in SQL Plus?

• To execute SQL scripts

• To connect to a database

• To save output to a file

• To display buffer contents

Which command is equivalent to the 'AT' symbol for running SQL scripts?

• RUN

• EXECUTE

• START

• BEGIN

How can you display the current user in the SQL Plus prompt?

• Using the _USER variable

• Using the _SESSION variable

• Using the _CURRENT variable

• Using the _DBA variable

What happens when a script with a 'quit' command is executed in SQL Plus?

• The script restarts

• SQL Plus exits

• SQL Plus logs out

• The script pauses