Recent questions tagged digital-circuits / GATE Overflow for GATE CSE

3 votes

2 answers

61

GO Classes Test Series 2023 | Digital Logic | Test 2 | Question: 7
The figure above implements the Boolean function: $\mathrm{F}(\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D})=\Sigma(0,2,3,5,6,8,12,13)$ $\mathrm{F}(\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D})=\Sigma(1,3,4,6,7,8,12,13)$ ... $\mathrm{F}(\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D})=\Sigma(1,3,4,6,7,8,9,11)$

The figure above implements the Boolean function:$\mathrm{F}(\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D})=\Sigma(0,2,3,5,6,8,12,13)$$\mathrm{F}(\mathrm{A}, \mathrm{B},...

GO Classes

265 views

GO Classes asked May 27, 2022

2 votes

2 answers

62

GO Classes Test Series 2023 | Digital Logic | Test 2 | Question: 13
The $8$ to $3$ Encoder or Octal to Binary encoder consists of $8$ inputs : $O_{7}$ to $\mathrm{O}_{0}$ and $3$ outputs $: B_{2}, B_{1}$ and $\mathrm{B}_{0}$. Each input line corresponds to each octal digit and three outputs ... $B_{1}$ and $B_{2}$ are Correct $B_{0}$ and $B_{1}$ are Correct All of them are Correct

The $8$ to $3$ Encoder or Octal to Binary encoder consists of $8$ inputs : $O_{7}$ to $\mathrm{O}_{0}$ and $3$ outputs $: B_{2}, B_{1}$ and $\mathrm{B}_{0}$. Each input l...

GO Classes

285 views

GO Classes asked May 27, 2022

2 votes

1 answer

63

GO Classes Test Series 2023 | Digital Logic | Test 2 | Question: 14
Sender and Receiver in a communication system exchange information using $4$-bit messages. Sender sends a message $m\left(m_{3} m_{2} m_{1} m_{0}\right)$ ... encrypted message to be received then which single gate can be used to get the message bits back? NAND EX-OR EX-NOR NOR

Sender and Receiver in a communication system exchange information using $4$-bit messages.Sender sends a message $m\left(m_{3} m_{2} m_{1} m_{0}\right)$ along with code w...

GO Classes

204 views

GO Classes asked May 27, 2022

2 votes

1 answer

64

GO Classes Test Series 2023 | Digital Logic | Test 2 | Question: 16
A priority encoder is an encoder circuit that includes the priority function. The operation of the priority encoder is such that if two or more inputs are equal to $1$ at the same time, the input having highest priority will take precedence. In a $4$-bit priority ... $x=D_{2}+D_{3}, y=D_{3}+D_{1} D_{2}^{\prime}$

A priority encoder is an encoder circuit that includes the priority function. The operation of the priority encoder is such that if two or more inputs are equal to $1$ at...

GO Classes

256 views

GO Classes asked May 27, 2022

2 votes

3 answers

65

GO Classes Test Series 2023 | Digital Logic | Test 2 | Question: 21
A combinational logic circuit takes a $4$-bit unsigned binary integer number at its inputs labeled $\mathrm{D}_{3}, \mathrm{D}_{2}, \mathrm{D}_{1}$ and $\mathrm{D}_{0}$, where $\mathrm{D}_{3}$ is the most ... $0$ otherwise. How many prime implicants does $S$ have which are not essential prime implicants?

A combinational logic circuit takes a $4$-bit unsigned binary integer number at its inputs labeled $\mathrm{D}_{3}, \mathrm{D}_{2}, \mathrm{D}_{1}$ and $\mathrm{D}_{0}$, ...

GO Classes

224 views

GO Classes asked May 27, 2022

2 votes

1 answer

66

GATE Overflow Test Series | Mock GATE | Test 6 | Question: 29
Which of the following functions is/are associative? (Mark all the appropriate choices) AND NOR EXOR NAND

Which of the following functions is/are associative? (Mark all the appropriate choices)ANDNOREXORNAND

Arjun

88 views

Arjun asked Jan 30, 2022

0 votes

1 answer

67

DESIGN A COUNTER WITH THE FOLLOWING BINARY SEQUENCE 0,4,2,1,6 AND REPEAT. USE JK FLIP FLOP
Design a counter with the following binary sequence 0,4,2,1,6 and repeat. Use jk flip flop

Design a counter with the following binary sequence 0,4,2,1,6 and repeat. Use jk flip flop

Aman27104

1.5k views

Aman27104 asked Jan 7, 2022

0 votes

1 answer

68

Made Easy Test Series Question
The frequency of the pulse at D is __________ Hz.

The frequency of the pulse at D is __________ Hz.

prnv28

951 views

prnv28 asked Dec 31, 2021

1 votes

0 answers

69

NPTEL ASSIGNMENT DIGITAL CKTS
The answer given is XOR Gate . Please explain

The answer given is XOR Gate . Please explain

Amit puri

647 views

Amit puri asked Dec 17, 2021

1 votes

3 answers

70

Nptel Assignment Question
if 93 /4 = 23, the base of the number system is 8 9 10 11

if 93 /4 = 23, the base of the number system is 891011

rsansiya111

995 views

rsansiya111 asked Dec 2, 2021

0 votes

0 answers

71

3 to 8 line Decoder (Combinational Circuit)
If F1 = ∑m(1,2,4,7) and F2 = ∑m(3,5,6,7), implement them using 3 to 8 line decoder. Comment on their logic operations.

If F1 = ∑m(1,2,4,7) and F2 = ∑m(3,5,6,7), implement them using 3 to 8 line decoder. Comment on their logic operations.

gikovi

637 views

gikovi asked Sep 25, 2021

1 votes

1 answer

72

Logic Function
Why do we use Canonical form in logic circuits? What is the need for minterm and max term?

Why do we use Canonical form in logic circuits? What is the need for minterm and max term?

Subhadeeppathak

405 views

Subhadeeppathak asked Sep 16, 2021

1 votes

1 answer

73

GATE Overflow Test Series | Mixed Subjects | Test 2 | Question: 9
Which of the following gates are represented by the below two logic circuits? NAND, NOR AND, OR XOR, XNOR NOR, NAND

Which of the following gates are represented by the below two logic circuits?NAND, NORAND, ORXOR, XNORNOR, NAND

gatecse

47 views

gatecse asked Aug 30, 2020

2 votes

3 answers

74

GATE Overflow Test Series | Digital Logic | Test 1 | Question: 2
Which of the following functions is not associative? AND OR EXOR NAND

Which of the following functions is not associative?ANDOREXORNAND

gatecse

152 views

gatecse asked Jul 19, 2020

1 votes

1 answer

75

GATE Overflow Test Series | Digital Logic | Test 1 | Question: 23
If $A = B=C=1,F$ and $G$ are respectively $1,0$ $1,1$ $0,0$ $0,1$

If $A = B=C=1,F$ and $G$ are respectively $1,0$$1,1$$0,0$$0,1$

gatecse

111 views

gatecse asked Jul 19, 2020

0 votes

2 answers

76

UGC NET CSE | January 2017 | Part 2 | Question: 7
ECL is the fastest of all logic families. High speed in ECL is possible because transistors are used in difference amplifier configuration, in which they are never driven into ________. Race condition Saturation Delay High impedance

ECL is the fastest of all logic families. High speed in ECL is possible because transistors are used in difference amplifier configuration, in which they are never driven...

go_editor

1.2k views

go_editor asked Mar 24, 2020

6 votes

3 answers

77

ISRO2020-66
The following circuit compares two $2$-bit binary numbers, $X$ and $Y$ represented by $X_1X_0$ and $Y_1Y_0$ respectively. ($X_0$ and $Y_0$ represent Least Significant Bits) Under what conditions $Z$ will be $1$? $X>Y$ $X<Y$ $X=Y$ $X!=Y$

The following circuit compares two $2$-bit binary numbers, $X$ and $Y$ represented by $X_1X_0$ and $Y_1Y_0$ respectively. ($X_0$ and $Y_0$ represent Least Significant Bit...

Satbir

3.9k views

Satbir asked Jan 13, 2020

3 votes

1 answer

78

Logic Gates and switching circuits
The gates G1 & G2 in the figure have propagation delays of 10ns and 20ns respectively. If the input Vi makes an abrupt change from logic 0 to 1 at time t=t0 , then what's the output waveform V0 is ? Also please explain how to handle such kinds of questions of waveform?

The gates G1 & G2 in the figure have propagation delays of 10ns and 20ns respectively. If the input Vi makes an abrupt change from logic 0 to 1 at time t=t0 , then what's...

Gitika Babbar

6.6k views

Gitika Babbar asked Jun 14, 2019

6 votes

0 answers

79

Morris Mano Edition 3 Exercise 9 Question 2 (Page No. 392)
Derive a transition table for the asynchronous sequential circuit given in the figure. Determine the sequence of the internal states $y _1Y _2$ for the following sequence of the input $x _1x _2$: 00,10,11,01,11,10,00.

Derive a transition table for the asynchronous sequential circuit given in the figure. Determine the sequence of the internal states $y _1Y _2$ for the following sequence...

ajaysoni1924

1.3k views

ajaysoni1924 asked Apr 7, 2019

0 votes

0 answers

80

Morris Mano Edition 3 Exercise 7 Question 30 (Page No. 305)
Show the circuit and the timing diagram for generating six repeated timing signals, $T _0$ through $T _5$.

Show the circuit and the timing diagram for generating six repeated timing signals, $T _0$ through $T _5$.

ajaysoni1924

191 views

ajaysoni1924 asked Apr 6, 2019

1 votes

0 answers

81

Morris Mano Edition 3 Exercise 5 Question 4 (Page No. 197)
The adder-subtractor circuit of figure has the following values for mode input M and data inputs A and B. In each case, determine the values of the outputs: $S _ 4 S _3 S _2 S _1$ and $C _5$. M A B 0 0111 0110 0 1000 1001 1 0101 1000 1 0000 1010

The adder-subtractor circuit of figure has the following values for mode input M and data inputs A and B. In each case, determine the values of the outputs: $S _ 4 S _3 S...

ajaysoni1924

3.4k views

ajaysoni1924 asked Apr 3, 2019

0 votes

0 answers

82

Morris Mano Edition 3 Exercise 5 Question 3 (Page No. 197)
The adder-subtractor of the figure is used to subtract the following unsigned 4-bit number: 0110 – 1001(6 – 9) What are the binary values in the nine inputs of the circuit $?$ what are the binary values of the five outputs of the circuit$?$ Explain How the output is related to the operation of 6 – 9.

The adder-subtractor of the figure is used to subtract the following unsigned 4-bit number: 0110 – 1001(6 – 9) What are the binary values in the nine inputs of the ci...

ajaysoni1924

958 views

ajaysoni1924 asked Apr 3, 2019

1 votes

0 answers

83

Morris Mano Edition 3 Exercise 5 Question 2 (Page No. 197)
Construct a BCD-to-Excess-3-code converter with a 4-bit adder.remember that the Excess-3 code digits obtained by adding 3 to the corresponding BCD Digit. what must be done to change the circuit to an excess-3-to-BCD-code converter

Construct a BCD-to-Excess-3-code converter with a 4-bit adder.remember that the Excess-3 code digits obtained by adding 3 to the corresponding BCD Digit. what must be don...

ajaysoni1924

591 views

ajaysoni1924 asked Apr 3, 2019

tags	tag:apple
author	user:martin
title	title:apple
content	content:apple
exclude	-tag:apple
force match	+apple
views	views:100
score	score:10
answers	answers:2
is accepted	isaccepted:true
is closed	isclosed:true