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Data Transmission Network - Multiple Choice Questions and Answers | Page-7

31 A system uses 32 levels for data representation for transmission, the number of bits that this system can support is:
A 2
B 3
C 4
D 5

Answer: Option [D]
32 In 16-QAM, there are 16
A combination of phase and amplitude
B amplitudes
C phases
D bps

Answer: Option [A]


33 Category 1 UTP cable is most often used in
A Fast Ethernet Networks
B Telephone Networks
C Infrared Networks
D Traditional Ethernet Networks

Answer: Option [B]
34 The scope of network connectivity includes
A Hardware
B Software
C Data bases
D All of the above

Answer: Option [D]
35 The procedure in which computer checks terminals to determine whether a message is ready to be sent is called
A polling
B synchronization
C contention
D handshaking

Answer: Option [A]

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