1
GATE ECE 1993
MCQ (Single Correct Answer)
+1
-0.3
For the logic circuit shown in Figure, the output is equal to GATE ECE 1993 Digital Circuits - Logic Gates Question 34 English
A
$$\overline A \,.\overline B .\overline C $$
B
$$\overline A \, + \overline B + \overline C $$
C
$$\overline {AB} + \overline {BC} + \overline A + \overline C $$
D
$$\overline {AB} + \overline {BC} $$
2
GATE ECE 1989
MCQ (More than One Correct Answer)
+1
-0.3
Indicate which of the following logic gates can be used to realize all possible combinational Logic functions:
A
OR gates only.
B
NAND gates only.
C
EX-OR gates only.
D
NOR gates only.
3
GATE ECE 1988
MCQ (Single Correct Answer)
+1
-0.3
Minimum number of 2-input NAND gates required to implement the function, f=($$\overline X $$+$$\overline Y $$)(Z+W) is
A
3
B
4
C
5
D
6
4
GATE ECE 1988
MCQ (Single Correct Answer)
+1
-0.3
For the circuit shown below the output Fis given by GATE ECE 1988 Digital Circuits - Logic Gates Question 30 English
A
F=1
B
F=0
C
F=X
D
F= $$\overline X $$
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