Oracle Database Administration from Zero to Hero - Managing Database Users (Part 2 of 2)

This video tutorial covers the CREATE USER statement in Oracle databases, detailing its syntax, mandatory and optional clauses, and how to manage user accounts. It explains setting default and temporary tablespaces, user profiles, and account locking/unlocking. The tutorial introduces schema-only accounts, discusses tablespace quotas, and demonstrates the DROP USER statement for removing accounts.

What are the mandatory clauses in the CREATE USER statement?

• Password and temporary tablespace

• Username and password

• Default tablespace and temporary tablespace

• Username and default tablespace

What is the default state of a newly created user account?

• Locked

• Unlocked

• Pending

• Inactive

What is a schema-only account?

• An account with a default tablespace

• An account with no password

• An account with unlimited privileges

• An account with a temporary tablespace

How can you convert a database authenticated user to a schema-only user?

• Using DROP USER

• Using CREATE USER NO AUTHENTICATION

• Using ALTER USER NO AUTHENTICATION

• Using GRANT NO AUTHENTICATION

What happens if a user exceeds their tablespace quota?

• The quota is automatically increased

• An error is returned

• The user can continue to add data

• The user is locked out

What is the maximum amount of space that can be assigned to a tablespace?

• 1 TB

• 2 TB

• 5 TB

• 10 TB

What must be done before dropping a user with existing objects?

• Increase the user's quota

• Lock the user account

• Use the CASCADE option

• Grant DROP USER privilege

What privilege is required to drop a user?

• UNLIMITED TABLESPACE privilege

• CREATE USER privilege

• ALTER USER privilege

• DROP USER SYSTEM privilege

What should you do before issuing a DROP USER statement?

• Ensure the user is connected

• Verify the correct user is being dropped

• Increase the user's quota

• Grant additional privileges

What is one of the key learning points from this lecture?

• How to manage network security

• How to optimize database performance

• How to configure server settings

• How to create a database user with database communication