Digital Circuits
Number System and Code Convertions
Marks 1Marks 2
Sequential Circuits
Marks 1Marks 2Marks 5Marks 8
Semiconductor Memories
Marks 1Marks 2
Logic Families
Marks 1Marks 2Marks 8
Analog to Digital and Digital to Analog Converters
Marks 1Marks 2
1
GATE ECE 1995
MCQ (Single Correct Answer)
+1
-0.3
The output of the circuit shown in figure is equal to GATE ECE 1995 Digital Circuits - Combinational Circuits Question 13 English
A
0
B
1
C
$$\overline A B + A\overline B $$
D
$$\left( {\overline {A \oplus B} } \right) \oplus \left( {\overline {A \oplus B} } \right)$$
2
GATE ECE 1992
MCQ (Single Correct Answer)
+1
-0.3
The logic realized by the circuit shown in figure is GATE ECE 1992 Digital Circuits - Combinational Circuits Question 14 English
A
F = A $$ \odot $$ C
B
F = A $$ \oplus $$ C
C
F = B $$ \odot $$ C
D
F = B $$ \oplus $$ C
3
GATE ECE 1990
MCQ (Single Correct Answer)
+1
-0.3
The minimum function that can detect a "divisible by 3" 8421 BCD code digit (representation is D8 D4 D2 D1) is given by:
A
$${D_8}\,{D_1}\, + {D_4}\,{D_2}\, + \,\overline {{D_8}} \,{D_2}\,{D_1}$$
B
$${D_8}\,{D_1}\, + {D_4}\,{D_2}\,\overline {{D_1}} \, + \,\overline {{D_4}} \,{D_2}{D_1} + \overline {{D_8}} \,\overline {{D_4}} \,\overline {{D_2}} \,\overline {{D_1}} \,$$
C
$${D_8}\,{D_1}\, + \,{D_4}\,{D_2}\, + \,\overline {{D_8}} \,\overline {{D_4}} \,\overline {{D_2}} \,\overline {{D_1}} \,$$
D
$${D_4}\,{D_2}\,\overline {{D_1}} \, + \,{D_4}\,{D_2}\,{D_1}\, + \,{D_8}\,\overline {{D_4}} \,{D_2}{D_1}$$
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics