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Computer Microprocessor and Assembly Language MCQs | Page - 3

Dear candidates you will find MCQ questions of Computer Microprocessor and Assembly Language here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mohini Yadav • 17.30K Points
Tutor I

Q. 21) ________ memory system which is discussed later can improve matters in this respect

(A) Data memory
(B) Cache memory
(C) Memory
(D) None of these
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Mohini Yadav • 17.30K Points
Tutor I

Q. 22) _______ Stores the instruction currently being executed

(A) Instruction register
(B) Current register
(C) Both a and b
(D) None of these
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Mohini Yadav • 17.30K Points
Tutor I

Q. 23) _________ Was more common year

(A) CRT
(B) TTL
(C) Both A and B
(D) None of these
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Mohini Yadav • 17.30K Points
Tutor I

Q. 24) 34H & AX which operation is performed here

(A) Input
(B) Output
(C) Progress
(D) None of these
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Mohini Yadav • 17.30K Points
Tutor I

Q. 25) 8254 can operate how many operating modes

(A) 2
(B) 4
(C) 6
(D) 8
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Mohini Yadav • 17.30K Points
Tutor I

Q. 26) 8254 counters can count in the

(A) Binary
(B) Decimal
(C) Hexadecimal
(D) a & b
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Mohini Yadav • 17.30K Points
Tutor I

Q. 27) 8254 gate of a counter is to either

(A) Enable counting
(B) Disable counting
(C) Both
(D) None of these
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Mohini Yadav • 17.30K Points
Tutor I

Q. 28) 8254 programmable timer counter has two inputs signals

(A) CLK
(B) Gate
(C) Both a & b
(D) None of these
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Mohini Yadav • 17.30K Points
Tutor I

Q. 29) A ____________ on this pin indicates a memory operation

(A) Low
(B) High
(C) Medium
(D) None of these
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Mohini Yadav • 17.30K Points
Tutor I

Q. 30) A central processing unit, fabricated on a single chip of semiconductor is called

(A) Microprocessor
(B) RAM
(C) ROM
(D) None of these
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