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Recent questions tagged data-link-layer

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61
Andrew S. Tanenbaum Edition 5th Exercise 4 Question 17 (Page No. 352)
An IP packet to be transmitted by Ethernet is 60 bytes long, including all its headers. If LLC is not in use, is padding needed in the Ethernet frame, and if so, how many bytes?
An IP packet to be transmitted by Ethernet is 60 bytes long, including all its headers.If LLC is not in use, is padding needed in the Ethernet frame, and if so, how manyb...
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65
GateBook
In a DLL layer, bit stuffing is used in transferring data. If the sent data after bit stuffing is 001111101101011111001111 and the flag is 01111110, then what will be the data after de-stuffing.
In a DLL layer, bit stuffing is used in transferring data. If the sent data after bit stuffing is 001111101101011111001111 and the flag is 01111110, then what will be the...
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69
data link layer
An upper-layer packet is split into 5 frames, each of which has an 90% chance of arriving undamaged. If no error control is done by the data link protocol, how many times must the message be sent on average to get the entire thing through? A. 2.1 B. 1.9 C. 1.7 D. 2.4
An upper-layer packet is split into 5 frames, each of which has an 90% chance of arriving undamaged. If no error control is done by the data link protocol, how many times...
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70
Computer Network Aloha
100 stations on a pure ALOHA network share a 1Mbps channel. If frames are 1000 bits long, find throughput if each station is sending 10 frames per second.
100 stations on a pure ALOHA network share a 1Mbps channel. If frames are 1000 bits long, find throughput if each station is sending 10 frames per second.
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2 votes
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74
Data Link Layer
What is the channel capacity of printer (in bps) with a 400Hz bandwidth and a signal to noise ratio is 7 dB?
What is the channel capacity of printer (in bps) with a 400Hz bandwidth and a signal to noise ratio is 7 dB?
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77
Computer Network
What is the increasing order of accuracy in the following error detection methods Block sum check, single parity and CRC
What is the increasing order of accuracy in the following error detection methods Block sum check, single parity and CRC
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78
Nileit
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1 votes
3 answers
79
UGC NET CSE | November 2017 | Part 3 | Question: 27
If a file consisting of $50,000$ characters takes $40$ seconds to send, then the data rate is _________ $1$ kbps $1.25$ kbps $2$ kbps $10$ kbps
If a file consisting of $50,000$ characters takes $40$ seconds to send, then the data rate is _________$1$ kbps$1.25$ kbps$2$ kbps$10$ kbps
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82
UGC NET CSE | December 2009 | Part 2 | Question: 28
Which of the following are Data Link Layer standard ? 1. Ethernet 2. HSSI 3. Frame Relay 4. 10 – Base T 5. Token Ring (A) 1, 2, 3 (B) 1, 3, 5 (C) 1, 3, 4, 5 (D) 1, 2, 3, 4, 5
Which of the following are Data Link Layer standard ?1. Ethernet2. HSSI3. Frame Relay4. 10 – Base T5. Token Ring(A) 1, 2, 3(B) 1, 3, 5(C) 1, 3, 4, 5(D) 1, 2, 3, 4, 5
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88
UGC NET CSE | September 2013 | Part 2 | Question: 2
In ______ CSMA protocol, after the station finds the line idle, it sends or refrains from sending based on the outcome of a random number generated. Non-persistent 0- persistent 1- persistent p- persistent
In ______ CSMA protocol, after the station finds the line idle, it sends or refrains from sending based on the outcome of a random number generated.Non-persistent0- persi...
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89
UGC NET CSE | June 2013 | Part 3 | Question: 14
A data file of $1,00,000$ characters contains only the characters $\text{g-1},$ ... code by Huffman codes, the file can be encoded with $2,52,000$ bits $2,64,000$ bits $2,46,000$ bits $2,24,000$ bits
A data file of $1,00,000$ characters contains only the characters $\text{g-1},$ with the frequencies as indicated in table:$\begin{array}{|l|l|l|l|l|l|l|} \hline & \text{...
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