Computer GK Questions And Answers :: Computer Fundamentals










Computer GK QUESTIONS AND ANSWERS 17 to 24

17. Pipeline implement

fetch instruction
decode instruction
fetch operand
all of abve

18. The ALU and control unit of most of the microcomputers are combined and manufacture on a single silicon chip. What is it called?

monochip
microprocessor
ALU
control unit

19. What is the control unit's function in the CPU?

To transfer data to primary storage
to store program instruction
to perform logic operations
to decode program instruction

20. Which of the following performs modulation and demodulation?

fiber optics
satellite
coaxial cable
modem

21. Which of hte following is considered a broad band communication channel?

coaxial cable
fiber optics cable
microwave circuits
all of above

22. The interactive transmission of data within a time sharing system may be best suited to

simplex lines
half-duplex lines
full duplex lines
biflex-lines

23. Which of the following is most oriented to scientific programming?

FORTRAN
COBOL
BASIC
PL/1

24. To copy the hidden system files of DOS to another disk you can use the command

Copy
Ren
Sys
Diskcopy

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