Computer System MCQ Questions and Answers - 3

Question: 11

Impact printers

(A) are more expensive than laser printers

(B) use optical technology

(C) include ink jet and thermal devices

(D) strike a ribbon against the paper to produce character images

Question: 12

A typical modern computer uses

(A) More than 1000 vacuum tubes

(B) Magnetic tapes

(C) LSI chips

(D) Magnetic cores

Question: 13

Computer Operators

(A) Normally require a college degree in computer science

(B) Write computer programs for specific problems

(C) Operate the devices which input and output data from the computer

(D) All of the above

Question: 14

One millionth of a second is

(A) Microsecond

(B) Picosecond

(C) Media

(D) Millisecond

Question: 15

Who was the father of Punched Card Processing.

(A) Blaise Pascal

(B) Dr. Herman Hollerith

(C) Charles Babbage

(D) J Presper Eckert