1
GATE ECE 2022
MCQ (More than One Correct Answer)
+1
-0.33

Consider a Boolean gate (D) where the output Y is related to the inputs A and b as, Y = A + $$\overline B $$, where + denotes logical OR operation. The Boolean inputs '0' and '1' are also available separately. Using instances of only D gates and inputs '0' and '1', ___________ (select the correct options).

A
NAND logic can be implemented
B
OR logic cannot be implemented
C
NOR logic can be implemented
D
AND logic cannot be implemented
2
GATE ECE 2016 Set 3
MCQ (Single Correct Answer)
+1
-0.3
The minimum number of 2-input NAND gates required to implement a 2-input XOR gate is
A
4
B
5
C
6
D
7
3
GATE ECE 2016 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The output of the combinational circuit given below is GATE ECE 2016 Set 1 Digital Circuits - Logic Gates Question 18 English
A
A+B+C
B
A(B+C)
C
B(C+A)
D
C(A+B)
4
GATE ECE 2015 Set 3
MCQ (Single Correct Answer)
+1
-0.3
In the circuit shown, diodes $${D_1}$$ ,$${D_2}$$ and $${D_3}$$ are ideal, and the inputs $${E_1}$$ , $${E_2}$$ and $${E_3}$$ are “0 V” for logic ‘0’ and “10 V” for logic ‘1’. What logic gate does the circuit represent? GATE ECE 2015 Set 3 Digital Circuits - Logic Gates Question 17 English
A
3-input OR gate
B
3-input NOR gate
C
3-input AND gate
D
3-input XOR gate
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