ISRO Scientist or Engineer Computer Science 2016

Instructions

For the following questions answer them individually

Question 11

The dynamic hazard problem occurs in

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Question 12

The logic circuit given below converts a binary code $$y_1, y_2, y_3$$ into

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Question 13

The circuit shown in the below figure is

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Question 14

If $$12A7C_{16}=X_{8}$$ then the value of X is

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Question 15

The Excess-3 Code is also called

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Question 16

The simplified Sum of Product form of the following Boolean expression $$(P+\overline{Q}+\overline{R})(P+Q+R)(P+Q+\overline{R})$$

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Question 17

Which of the following binary numberis the sameas its 2’s complement?

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Question 18

The functional difference between SRflip-flop and JK flip-flop is that

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Question 19

Which of the following binary numberis the sameas its 2’s complement?

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Question 20

Whatis the output of this C code?
#include <stdio.h>
void main()
{
int k = 5;
int *p = &k;
int **m = &p;
printf("%d %d %d\n", k, *p, **m);
}

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