Digital Logic
Boolean Algebra
Marks 1Marks 2Marks 5
Combinational Circuits
Marks 1Marks 2
Number Systems
Marks 1Marks 2
Sequential Circuits
Marks 1Marks 2Marks 5
1
GATE CSE 2002
MCQ (Single Correct Answer)
+2
-0.6
Consider the following multiplexer where $$10, 11, 12, 13$$ are four data input lines selected by two address line combinations $${A_1}\,{A_0} = 00,01,10,11$$ respectively and $$f$$ is the output of the multiplex (or). $$EN$$ is the Enable input. GATE CSE 2002 Digital Logic - Combinational Circuits Question 16 English

The function $$f(x,y,z)$$ implemented by the above circuit is

A
$$ xyz'$$
B
$$ xy+z$$
C
$$x+y$$
D
None of the above
2
GATE CSE 2001
MCQ (Single Correct Answer)
+2
-0.6
Consider the circuit shown below. The output of a $$2:1$$ Mux is given by the function $$(ac+bc)$$ GATE CSE 2001 Digital Logic - Combinational Circuits Question 17 English

Which of the following is true?

A
$$f = x_1^1 + {x_2}$$
B
$$f = x_1^{\,1} + {x_2} + {x_1}x_2^{\,1}$$
C
$$f = {x_1}{x_2} + {x_1}^1{x_2}^1$$
D
$$f = {x_1} + x_2^1$$
3
GATE CSE 1996
MCQ (Single Correct Answer)
+2
-0.6
Consider the circuit in Fig. Which has a four bit binary number $${b_3}\,{b_2}\,{b_1}\,{b_0}\,$$ as input and a five bit binary number $${d_3}\,{d_2}\,{d_1}\,{d_0}\,$$ as output. The circuit implements: GATE CSE 1996 Digital Logic - Combinational Circuits Question 13 English
A
Binary to Hex conversion
B
Binary to $$BCD$$ conversion
C
Binary to grey code conversion
D
Binary to radix -$$12$$ conversion
4
GATE CSE 1996
MCQ (Single Correct Answer)
+2
-0.6
Consider the circuit in fig shown $$f$$ implements GATE CSE 1996 Digital Logic - Combinational Circuits Question 12 English
A
$$\overline A \overline B C + \overline A B\overline C + ABC$$
B
$$A+B+C$$
C
$$A \oplus B \oplus C$$
D
$$AB + BC + CA$$
GATE CSE Subjects
Theory of Computation
Operating Systems
Algorithms
Digital Logic
Database Management System
Data Structures
Computer Networks
Software Engineering
Compiler Design
Web Technologies
General Aptitude
Discrete Mathematics
Programming Languages
Computer Organization