What is the use of extent in Oracle?
A. Stores user data within the database
B. Stores rollback information used when data must be rolled back
C. Minimize the amount of wasted (empty) storage
D. None of the Mentioned
Answer:A
What is the use of extent in Oracle?
A. Stores user data within the database B. Stores rollback information used when data must be rolled back C. Minimize the amount of wasted (empty) storage D. None of the Mentioned
Explanation: An extent is a logical unit of database storage space allocation made up of a number of contiguous data blocks.