True Or False

Question 11 :

Backward recovery is used to reverse the changes made by transactions that have aborted, or terminated abnormally.


A). True
B). False
Answer : Option A

Question 12 :

A disaster recovery plan does not need to include the shipment of database backups to other sites.


A). True
B). False
Answer : Option B

Question 13 :

With concurrent processing involving updates, a database with concurrency control will be compromised due to interference between users.


A). True
B). False
Answer : Option B

Question 14 :

Data modeling and database design are key responsibilities of data and data base administration.


A). True
B). False
Answer : Option A

Question 15 :

Incorrect data is easy to detect.


A). True
B). False
Answer : Option B