Download Aptitude Crack
img not found img not found

Managing Databases with Oracle - Technical MCQs

Q1:

An Oracle System Change Number (SCN):

A is a value that is incremented whenever a dirty read occurs.

B is incremented whenever a deadlock occurs.

C is a value that keeps track of explicit locks.

D is a value that is incremented whenever database changes are made.

ANS:D - is a value that is incremented whenever database changes are made.

No answer description is available.