Multiple choice

Which of the following information does the data dictionary cache not contain in Oracle database?

  1. It has user information, such as user privileges.

  2. It contains the names and datatypes of all columns in database tables.

  3. It has integrity constraints defined for tables in the database.

  4. It has names and datatypes of all columns in database tables.

  5. It is not suitable for user authentication.

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

It provides user authentication effectively.