input & output devices Practice Questions Answers Test with Solutions & More Shortcuts

Question : 1

Microfilm reader is a:

a) COM Device

b) MICR Device

c) OCR Device

d) None of The Above

Answer: (a)

Question : 2

Offline device is:

a) A device which is not connected to CPU

b) A device which is connected to CPU

c) A direct access storage device

d) None of The Above

Answer: (a)

Question : 3

In which of the following terminals the screen is regarded as an array of pixels, where each pixel is either on or off:

a) Character Map Terminal

b) Bit Map Terminal

c) RS 232 C Terminal

d) None of The Above

Answer: (b)

Question : 4

The stack pointer in the 8085 microprocessor is a:

a) 16 bit register that points to stack memory locations

b) 16 bit accumulator

c) Memory location in the stack

d) None of The Above

Answer: (a)

Question : 5

Who launched IBM's first PC in 1981:

a) Dean Cline

b) C.B. Rogers Jr.

c) David Swenson

d) None of The Above

Answer: (b)

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271 input & output devices based computer MCQ set 1 question answer with explanation pdf

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