Which of the following finds application in pocket calculators? - Digital Electronics

Electronics and Communication Engineering (ECE) : Digital Electronics - Quiz(MCQ)

Which of the following finds application in pocket calculators?

A)

TTL

B)

ECL

C)

CMOS

D)

None of the above

Correct Answer : Option (C) : CMOS

Explanation : Because of low power consumption CMOS is used in pocket calculators.

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A)

8 : 1 multiplexer

B)

16 : 1 multiplexer

C)

32 : 1 multiplexer

D)

64 : 1 multiplexer

Correct Answer : 32 : 1 multiplexer

If interrupt service request have been received from all of the following interrupts, then which one will be serviced last?

A)

RST 5.5

B)

RST 6.5

C)

RST 7.5

D)

None of the above

Correct Answer : RST 5.5

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A)

Mercury

B)

Aqua regia

C)

Liquid boron

D)

Pneumatic fluid

Correct Answer : Pneumatic fluid

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