The output of a logic gate is ‘1’ when all its inputs are at logic ‘0’. The gate is either

1.  NAND or EX-OR gate

2.  NOR or EX-NOR gate

3.  OR or EX-NOR gate

4.  And or EX-OR gate

View Answer  
4
Correct Answer :

NOR or EX-NOR gate


Explanation :
No Explanation available for this question

The gate shown in the figure is

1.  AND gate

2.  NAND gate

3.  NOT gate

4.  OR gate

View Answer  
4
Correct Answer :

NOT gate


Explanation :
No Explanation available for this question

When signed numbers are used in binary arithmetic, then which of the following notations would have unique representation for zero

1.  Sign-magnitude

2.  1’s complement

3.  2’s complement

4.  9’s complement

View Answer  
4
Correct Answer :

2’s complement


Explanation :
No Explanation available for this question

The logic circuit given below converts a binary code Y1 Y2 Y3 into

1.  Excess-3 code

2.   Gray code

3.  BCD code

4.  Hamming code

View Answer  
4
Correct Answer :

Gray code


Explanation :
No Explanation available for this question

The minimum Boolean expression for the given circuit is

1.  AB +AC + BC

2.  A +BC

3.  A + B

4.  A + B + C

View Answer  
4
Correct Answer :

AB +AC + BC


Explanation :
No Explanation available for this question

In the circuit shown below, the value of RL such that the power transferred to RL maximum is

1.   5 Ω

2.  10 Ω

3.  15 Ω

4.   20 Ω

View Answer  
4
Correct Answer :

15 Ω


Explanation :
No Explanation available for this question

Venn diagram representing the Boolean expression A+ ( .B) is

1.  

2.  

3.  

View Answer  
3
Correct Answer :


Explanation :
No Explanation available for this question

Complement of the Boolean expression AB.(C + AC) is

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

In the circuit shown below, the Norton equivalent current in amperes with respect to the terminals P and Q is

1.   6.4-j 4.8

2.   6.56-j 7.87

3.  10 + j 0

4.  16 + j 0

View Answer  
4
Correct Answer :

6.4-j 4.8




Explanation :
No Explanation available for this question

1.  

2.  

3.  

View Answer  
3
Correct Answer :


Explanation :
No Explanation available for this question
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