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Computer Networks


This is the collection of Sikkim Manipal University (SMU) question and answers for Computer Networks . It will help to prepare your examination. All question paper are classified as per semester, subject code and question type of Part A, Part B and Part C with multiple choice options as same as actual examination. SMU question papers includes year 2022, 2021, 2020 Sem I, II, III, IV, V, VI examinations of all subjects.

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Course Name        BSc IT (Bachelor of Science in Information Technology)

Subject Code       BT0072 (Computer Networks )

Get Questions        PART - A    PART - B    PART - C

Subject : Computer Networks

     BT0072 : PART - A    


Q. 1Which is the most reliable topology?
 A)Mesh
 B)Star
 C)Bus
 D)Ring
   
Q. 2Bit rate of vocoders is ___
 A)24 Kb/s
 B)1.2 to 2.4 Kb/s
 C) 12kb/s
 D)10kbps
   
Q. 3Which type of cabling is suitable for office
cabling?
 A)Thick Coax
 B)Thin Coax
 C)Unshielded Twisted Pair
 D)Fiber Optics
   
Q. 4 ___ can be used to prevent outsider from
cracking into the intranet.
 A)Wirewall
 B)Firewall
 C)Hubs
 D)UTP cable
   
Q. 5The device which is the combination of
modulator and demodulator is
 A)Demultiplexer
 B)Integrator
 C)Modem
 D)Multiplexer
   
Q. 6The function of Repeaters is to
 A)Mix the modulated signal with the carrier frequency
 B)Eliminate noise and distortion
 C)retransmits signals in case of network failure
 D)Act as the receiver at the receiving station
   
Q. 7Strength of the radio signal diminishes
proportionately to the ___ of the distance it
travels



 A)Square
 B)Half
 C)Four times
 D)Square root
   
Q. 8Bell 103 answer modem ___ frequency to
transmit binary 0.
 A)1070Hz
 B)2025Hz
 C)2225Hz
 D)1270Hz
   
Q. 9Bandwidth for return to zero waveform is
___ the bandwidth of NRZ signaling.
 A)Equal to
 B)Half of
 C)Twice
 D)Four times
   
Q. 10An analog signal of 2KHz bandwidth is
represented by its samples. This signal can be
completely recovered only if the sampling rate
is at least ___
 A)1KHz
 B)4KHz
 C)<2KHz
 D)0
   
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