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Recent questions tagged data-communication

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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

wa_tle asked in Computer Networks Mar 7, 2022

by wa_tle

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KPGCET-CSE-2019-49
The communication network comprises number of base stations. The scope of each base station covers the circular area. To avoid the overlapping and gaping of areas, the scope of each base station is accounted by Rectangle Pentagon Hexagon Octagon

gatecse asked in Digital Signal Processing Aug 4, 2019

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KPGCET-CSE-2019-51
In a communicative network, though the scope of base station is circular area, the network scope is represented by______ shape, as it is nearest to the circular area. triangular rectangular pentagonal hexagonal.

gatecse asked in Digital Signal Processing Aug 4, 2019

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Uttrakhand Asst. Professor Exam-3
Real time transport control protocol informs sender of multimedia stream about ____ . Length of multimedia data Network performance Voice and data quality None of the above

gatecse asked in Unknown Category Mar 2, 2018

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Uttrakhand Asst. Professor Exam-2
GSM is a digital cellular phone system using TDMA and ____ . FDMA CDMA QFSK None of the above

gatecse asked in Unknown Category Mar 2, 2018

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Uttrakhand Asst. Professor Exam-1
TDD - TDMA is a kind of _______ communication. Full duplex Half duplex Semi duplex None of the above.

gatecse asked in Unknown Category Mar 2, 2018

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7

UGC NET CSE | December 2009 | Part 2 | Question: 26
Device on one network can communicate with devices on another network via a (A) Hub/Switch (B) Utility server (C) File server (D) Gateway

rishu_darkshadow asked in Computer Networks Sep 17, 2017

by rishu_darkshadow

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UGC NET CSE | June 2010 | Part 2 | Question: 48
$CDMA$ Cell uses ________ carriers of $1.25$ MHz. $9$ $18$ $22$ $64$

makhdoom ghaya asked in Computer Networks Sep 16, 2016

by makhdoom ghaya

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9

UGC NET CSE | June 2010 | Part 2 | Question: 47
A leased special high-speed connection from the local telephone carrier for business users that transmits at $1.544$ mbps is known as ________ carrier. $T_{1}$ $T_{2}$ $T_{3}$ $T_{4}$

makhdoom ghaya asked in Computer Networks Sep 16, 2016

by makhdoom ghaya

1.0k views

1 vote

2 answers

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UGC NET CSE | December 2011 | Part 2 | Question: 48
A telephone conference call is an example of which type of communications ? Same time / same place Same time / different place Different time / different place Different time / same place

makhdoom ghaya asked in Computer Networks Aug 22, 2016

by makhdoom ghaya

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UGC NET CSE | December 2011 | Part 2 | Question: 37
Handoff is the mechanism that Transfer an ongoing call from one base station to another Initiating a new call Dropping an ongoing call None of above

makhdoom ghaya asked in Computer Networks Aug 21, 2016

by makhdoom ghaya

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12

UGC NET CSE | December 2011 | Part 2 | Question: 35
The cellular frequency reuse factor for the cluster size $N$ is $N$ $N^{2}$ $\frac{1}{N}$ $\frac{1}{N^{2}}$

makhdoom ghaya asked in Computer Networks Aug 21, 2016

by makhdoom ghaya

722 views

3 votes

1 answer

13

UGC NET CSE | Junet 2015 | Part 3 | Question: 29
Suppose a digitazed voice channel is made by digitizing 8 kHz bandwidth analog voice signal. It is required to sample the signal at twice the highest frequency (two samples per hertz). What is the bit rate required, if it is assumed that each sample required 8 bits? 32 kbps 64 kbps 128 kbps 256 kbps

go_editor asked in Computer Networks Aug 1, 2016

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UGC NET CSE | Junet 2015 | Part 3 | Question: 25
Which transmission technique guarantees that data packets will be received by the receiver in the same order in which they were sent by the sender? Broadcasting Unicasting Packet switching Circuit switching

go_editor asked in Computer Networks Aug 1, 2016

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15

UGC NET CSE | June 2012 | Part 3 | Question: 66
If the period of a signal is 1000 ms, then what is its frequency in kiliohertz? $10^{-3}$ KHz $10^{-2}$ KHz $10^{-1}$ KHz 1 KHz

go_editor asked in Computer Networks Jul 8, 2016

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