Search results for communication / GATE Overflow for GATE CSE

78 votes

8 answers

1

GATE CSE 2012 | Question: 44
Consider a source computer $(S)$ transmitting a file of size $10^{6}$ bits to a destination computer $(D)$ over a network of two routers $(R_{1}\text{ and }R_{2})$ and three links $(L_{1},L_{2},\text{ and } L_{3})$. $L_{1}$ connects $S$ to ... propagation delays in transmitting the file from $S$ to $D$? $\text{1005 ms}$ $\text{1010 ms}$ $\text{3000 ms}$ $\text{3003 ms}$

Consider a source computer $(S)$ transmitting a file of size $10^{6}$ bits to a destination computer $(D)$ over a network of two routers $(R_{1}\text{ and }R_{2})$ and th...

Arjun

25.6k views

Arjun asked Sep 29, 2014

32 votes

2 answers

2

GATE CSE 1997 | Question: 3.7
I/O redirection implies changing the name of a file can be employed to use an existing file as input file for a program implies connecting $2$ programs through a pipe None of the above

I/O redirectionimplies changing the name of a filecan be employed to use an existing file as input file for a programimplies connecting $2$ programs through a pipeNone of...

Kathleen

8.6k views

Kathleen asked Sep 29, 2014

38 votes

6 answers

3

GATE IT 2007 | Question: 61
In the waveform (a) given below, a bit stream is encoded by Manchester encoding scheme. The same bit stream is encoded in a different coding scheme in wave form (b). The bit stream and the ... Manchester respectively $0111101000$ and Differential Manchester respectively $1000010111$ and Integral Manchester respectively $0111101000$ and Integral Manchester respectively

In the waveform (a) given below, a bit stream is encoded by Manchester encoding scheme. The same bit stream is encoded in a different coding scheme in wave form (b). The ...

Ishrat Jahan

18.1k views

Ishrat Jahan asked Oct 30, 2014

0 votes

0 answers

4

Classless Inter-Domain Routing
Could someone assist me in confirming the answer to this multiple-choice question? While I'm leaning towards 'all of the above,' I'm considering the possibility that classful addressing might also involve distinct ... addressing in order to Provide subnet masks Organize network addresses All of the above None of the above Thanks

Could someone assist me in confirming the answer to this multiple-choice question? While I'm leaning towards 'all of the above,' I'm considering the possibility that clas...

Andre Van Stone

294 views

Andre Van Stone asked Aug 21, 2023

4 votes

5 answers

5

ISRO2020-58
Remote Procedure Calls are used for communication between two processes remotely different from each other on the same system communication between two processes on the same system communication between two processes on the separate systems none of the above

Remote Procedure Calls are used forcommunication between two processes remotely different from each other on the same systemcommunication between two processes on the sam...

Satbir

4.3k views

Satbir asked Jan 13, 2020

9 votes

3 answers

6

ISRO2007-20
If the bandwidth of a signal is $5$ kHz and the lowest frequency is $52$ kHz, what is the highest frequency $5$ kHz $10$ kHz $47$ kHz $57$ kHz

If the bandwidth of a signal is $5$ kHz and the lowest frequency is $52$ kHz, what is the highest frequency$5$ kHz$10$ kHz$47$ kHz$57$ kHz

go_editor

10.3k views

go_editor asked Jun 10, 2016

0 votes

0 answers

7

Data communication and Networking 5th edition Multilevel Scheme RU 2019 3b
What is meant by self-synchronization? Mention the name of a line coding technique that can achieve self-synchronization. Explain your answer with an example.

What is meant by self-synchronization? Mention the name of a line coding technique that can achieve self-synchronization. Explain your answer with an example.

tenjela

221 views

tenjela asked Apr 24, 2023

55 votes

3 answers

8

GATE IT 2007 | Question: 62
Let us consider a statistical time division multiplexing of packets. The number of sources is $10$. In a time unit, a source transmits a packet of $1000$ bits. The number of sources sending data for the first $20$ ... unit. Then the average number of backlogged of packets per time unit during the given period is $5$ $4.45$ $3.45$ $0$

Let us consider a statistical time division multiplexing of packets. The number of sources is $10$. In a time unit, a source transmits a packet of $1000$ bits. The number...

Ishrat Jahan

13.0k views

Ishrat Jahan asked Oct 30, 2014

29 votes

7 answers

9

GATE IT 2008 | Question: 18
How many bytes of data can be sent in $15$ seconds over a serial link with baud rate of $9600$ in asynchronous mode with odd parity and two stop bits in the frame? $10,000$ bytes $12,000$ bytes $15,000$ bytes $27,000$ bytes

How many bytes of data can be sent in $15$ seconds over a serial link with baud rate of $9600$ in asynchronous mode with odd parity and two stop bits in the frame?$10,000...

Ishrat Jahan

16.1k views

Ishrat Jahan asked Oct 27, 2014

0 votes

1 answer

10

Telecommunication
Consider that a signal is transmitted over a channel of bandwidth 200 kHz and the total path loss in the channel is found to be 60dB. The noise power per hertz at the receiver is- 100dBm. Determine the required transmit power to achieve data rate of 40kb/s.

Consider that a signal is transmitted over a channel of bandwidth 200 kHz and the total path loss in the channel is found to be 60dB. The noise power per hertz at the rec...

rayhanrjt

238 views

rayhanrjt asked Dec 14, 2022

0 votes

1 answer

11

Process Synchronisation
What is the significance of infinite loop that is written in every example of process synchronisation? What would happen if there wasn't any infinite loop?

What is the significance of infinite loop that is written in every example of process synchronisation? What would happen if there wasn't any infinite loop?

ajayraho

908 views

ajayraho asked Oct 23, 2022

24 votes

3 answers

12

GATE CSE 2004 | Question: 22
How many $8-bi$t characters can be transmitted per second over a $9600$ baud serial communication link using asynchronous mode of transmission with one start bit, eight data bits, two stop bits and one parity bit? $600$ $800$ $876$ $1200$

How many $8-bi$t characters can be transmitted per second over a $9600$ baud serial communication link using asynchronous mode of transmission with one start bit, eight d...

Kathleen

15.8k views

Kathleen asked Sep 18, 2014

7 votes

2 answers

13

GATE Overflow Test Series | Mock GATE | Test 1 | Question: 20
Consider processes $P_i, i = 1,\dots, 20$ coded as follows: repeat V(mutex) {Critical section} P(mutex) forever Here, mutex is a binary semaphore initialized to $0.$ The code for $P_{21}$ is identical except it ... and vice versa. What is the largest number of processes that can be inside the critical section at any moment ___________

Consider processes $P_i, i = 1,\dots, 20$ coded as follows:repeat V(mutex) {Critical section} P(mutex) foreverHere, mutex is a binary semaphore initialized to $0.$ The co...

gatecse

517 views

gatecse asked Jan 3, 2021

0 votes

0 answers

14

Best Open Video Playlist for Inter-Process Communication Topic | Operating Systems
Please list out the best free available video playlist for Inter-process Communication from Operating Systems as an answer here (only one playlist per answer). We'll then select the best playlist and add to GO ... ones are more likely to be selected as best. For the full list of selected videos please see here

Please list out the best free available video playlist for Inter-process Communication from Operating Systems as an answer here (only one playlist per answer). We'll then...

makhdoom ghaya

214 views

makhdoom ghaya asked Aug 20, 2022

0 votes

1 answer

15

Producer Consumer, if buffer is empty in begining(self doubt)?
I am confused in understanding the complete flow of producer-consumer problem in following schenerio. Let currently buffer in empty and there is no data in there,and let some how consumer starts executing and will make F = ... the counting semaphore helping consumer to determine if there is even a single buffer full to consume from it.

I am confused in understanding the complete flow of producer-consumer problem in following schenerio.Let currently buffer in empty and there is no data in there,and let s...

Atharva007

561 views

Atharva007 asked Mar 20, 2022

0 votes

1 answer

16

Please solve this question
Determine the minimum bandwidth, baud, and bandwidth efficiency for the following bit rates and modulation schemes-BPSK, QPSK, 8-PSK, and 16-PSK.where fb = 2400 bps

Determine the minimum bandwidth, baud, and bandwidth efficiency for the following bit rates and modulation schemes-BPSK, QPSK, 8-PSK, and 16-PSK.where fb = 2400 bps

wa_tle

510 views

wa_tle asked Mar 7, 2022

0 votes

1 answer

17

Data Communications and Networks, James Irvine and David Harle, Chapter 8, Question 8.1.2.1
An information source produces 8 different symbols with probabilities 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128, 1/128. These symbols are encoded as 000, 001, 010, 011, 100, 101, 110 and 111, ... ) What is the amount of information per symbol? (ii) What are the probabilities of occurrence for a 0 and a 1?

An information source produces 8 different symbols with probabilities 1/2, 1/4, 1/8, 1/16,1/32, 1/64, 1/128, 1/128. These symbols are encoded as 000, 001, 010, 011, 100, ...

xnanx

323 views

xnanx asked Dec 19, 2021

46 votes

6 answers

18

GATE IT 2007 | Question: 64
A broadcast channel has $10$ nodes and total capacity of $10$ Mbps. It uses polling for medium access. Once a node finishes transmission, there is a polling delay of $80$ μs to poll the next node. Whenever a node is polled, it is allowed to transmit a maximum of $1000$ bytes. The maximum throughput of the broadcast channel is: $1$ Mbps $100/11$ Mbps $10$ Mbps $100$ Mbps

A broadcast channel has $10$ nodes and total capacity of $10$ Mbps. It uses polling for medium access. Once a node finishes transmission, there is a polling delay of $80$...

Ishrat Jahan

10.8k views

Ishrat Jahan asked Oct 30, 2014

30 votes

3 answers

19

GATE IT 2004 | Question: 45
A serial transmission $T1$ uses $8$ information bits, $2$ start bits, $1$ stop bit and $1$ parity bit for each character. A synchronous transmission $T2$ uses $3$ eight-bit sync characters followed by $30$ eight-bit information characters. If ... $136$ characters/sec $100$ characters/sec, $136$ characters/sec $80$ characters/sec, $153$ characters/sec

A serial transmission $T1$ uses $8$ information bits, $2$ start bits, $1$ stop bit and $1$ parity bit for each character. A synchronous transmission $T2$ uses $3$ eight-b...

Ishrat Jahan

14.2k views

Ishrat Jahan asked Nov 2, 2014

9 votes

3 answers

20

ISRO2015-51
How many characters per sec $(7 \;\text{bits} + 1 \;\text{parity})$ can be transmitted over a $2400$ bps line if the transfer is synchronous $( 1$ start and $1$ stop bit)? $300$ $240$ $250$ $275$

How many characters per sec $(7 \;\text{bits} + 1 \;\text{parity})$ can be transmitted over a $2400$ bps line if the transfer is synchronous $( 1$ start and $1$ stop bit)...

go_editor

10.3k views

go_editor asked Jun 19, 2016

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