Multiple Choice
The primary key of a relational database:
A) Must be a common identifier for all of the data within the table.
B) Must never be the first field of the table.
C) Represents a value that is used to
D) Is the password which allows unlimited access to the database.
Correct Answer:

Verified
Correct Answer:
Verified
Q21: The loss of transaction processing efficiency:<br>A)Is substantial
Q22: Distributed data processing and databases:<br>A)May require management
Q23: Select the correct statement from the following.<br>A)DDP
Q24: Which of the following is not true
Q25: A database is a (n):<br>A)Set of characters.<br>B)Row
Q27: Proper IT controls will NOT:<br>A)Prevent a hacker
Q28: Automatic integrated backup<br>A)May create problems because a
Q29: Briefly describe the problems regarding data redundancy
Q30: Select the true statement from the following.<br>A)High-impact
Q31: High-impact processes (HIPs) are:<br>A)Critical to the short-term