____________ using a log record sets the data item specified in the log record to the old value.
A. Deferred-modification
B. Late-modification
C. Immediate-modification
D. Undo
Answer:A
____________ using a log record sets the data item specified in the log record to the old value.
A. Deferred-modification B. Late-modification C. Immediate-modification D. Undo
Explanation:Undo brings the previous contents.