Author Question: The recovery technique in which the database is returned to a known state and then all valid ... (Read 48 times)

elizabeth18 · **on:** Jul 7, 2018

The recovery technique in which the database is returned to a known state and then all valid transactions are reapplied to the database is known as:

A) reprocessing.
B) rollback.
C) transaction logging.
D) rollforward.
E) checkpointing.

Question 2

The relationship between two attributes that denotes that if the value of the first attribute is known, then the value of the second attribute can be determined, is called a(n) ________.

Fill in the blank(s) with correct word