Q. 1 : What system privilege is required to create a rollback segment ?
1. Create database
2. Create rollback segment
3. Alter database
4. Create segment
KEY:2
Q. 2 : Oracle recommends this number of minimum extents in a rollback segment
1. 0
2. 1
3. 2
4. 3
KEY:3
Q. 3 : Oracle recommends that the following segment size when creating a rollback segment
1. INITIAL > NEXT
2. INITIAL = NEXT
3. INITIAL < NEXT
4. NONE OF THE ABOVE
KEY:2
KEY:4 : Rollback Segments are used to rollback information that has already been applied to database. During recovery, the database is rolled forward and then backwards to a consistent state.