COMPUTER - AN INTRODUCTION Multiple Choice Questions: 16 to 20

Question: 16. Control Unit of a digital computer is often called the

A) Lock
B) Nerve Center
C) ICs
D) All of the above
E) None of the above

Answer= B) Nerve Center

Question: 17. Pick up the correct statement:

A) Most mainframes are 48-bit machines
B) Thousends of super computer are currently being built
C) Super-computers are usually designed to process accounting applications
D) Mainframe may have multiprocessor compinents that permit several tasks to be processed at the same time
E) Minicomputers can not use highspeed buffer storage compinents and are thus always slower than mainframe models.

Answer= D) Mainframe may have multiprocessor compinents that permit several tasks to be processed at the same time

Question: 18. The following acronym recognizes the fact that "Computer Errors" can usually be traced to incorrect input data or unreliable programs.

A) IGO
B) FIFO
C) LIFO
D) DASD
E) ROM

Answer= A) IGO

Question: 19. Group of instructions that directs a computer is called

A) Storage
B) Memory
C) Logic
D) Program
E) Noen of the above

Answer= B) Memory

Question: 20. Which of the following does not describe one or more characteristics of a computer?

A) Electronic
B) External Storage
C) Stored Program
D) Program modification at execution
E) All of the above are characteristics.

Answer= D) Program modification at execution