Computer Science - Computer Fundamentals

16. 

Which of the following is NOT a primary storage device?

A. Magnetic tape
B. Magnetic disk
C. Optical disk
D. All of the above
E. None of the above

Answer: Option D

Explanation:

Primary storage, also known as main storage or memory, is the main area in a computer in which data is stored for quick access by the computer's processor. On today's smaller computers, especially personal computers and workstations, the term random access memory (RAM) - or just memory - is used instead of primary or main storage, and the hard disk, diskette, CD, and DVD collectively describe secondary storage or auxiliary storage.

17. 

A device that prints one character at a ! time is kknown as

A. Laser printer
B. Line printer
C. Character printer
D. Dot-Matrix printer
E. None of the above

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

18. 

A mechanism for arranging controlled access to a shared resource is

A. Retrieving
B. Sorting
C. Balleting
D. Lock-out
E. None of the above

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

19. 

A data item which is not broken down into smaller units is _____

A. Data element
B. Elementary data item
C. Data entry
D. Database management
E. None of the above

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

20. 

A computer is a box full of electronic

A. Switching devices
B. Chips
C. Circuits
D. Registers
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.