With each visit of this Data Communication and Networking online Quiz / Practice Test, the list of MCQs / Objective Questions presented will be different, offering you a diverse set of practice opportunities. This variability encourages you to practice extensively, refining the accuracy of your answers and your overall grasp of the content. By utilizing this resource, you can hone your skills and become more adept at managing time constraints during actual exams.
Test Instructions Question type Randomized MCQs.Changes every time you visit the test Total Number of Questions 30 Time Limit 20 Minutes Points 1 Point for each Question
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Question 1 of 30
Q-1.In the analog hierarchy, a _______ consists of 60 independent voice channels.
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Question 2 of 30
Q-2.In BSC, the BCC character can follow the _______ character.
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Question 3 of 30
Q-3.Asynchronous transmission features _______
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Question 4 of 30
Q-4.If device Y is the end of a DQDB bus, then _______.
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Question 5 of 30
Q-5.One _______ controls many _______.
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Question 6 of 30
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Question 7 of 30
Q-7.Printer server uses a _____ which is a buffer that holds data before it is send to the printer.
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Question 8 of 30
Q-8.A phase shift of 180 degrees is the same as a phase shift of _______ of a cycle
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Question 9 of 30
Q-9.Who invented the modem?
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Question 10 of 30
Q-10.An HDLC frame uses _______ for error detection.
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Question 11 of 30
Q-11.When DQDB is implemented as a ring and then a link or a station fails, _______ the slots
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Question 12 of 30
Q-12.All of the parts in a computer talk to each other by sending _________
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Question 13 of 30
Q-13.In address-to-name resolution the _______ domain is used.
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Question 14 of 30
Q-14.An 8-PSK modulated signal has a baud rate of 2000; the bit rate is _______ bps
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Question 15 of 30
Q-15.A form of modulation in which the amplitude of a carrier wave is varied in accordance with some
characteristics of the modulating signal, is known as ___________
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Question 16 of 30
Q-16.RS-232 is now known as _______
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Question 17 of 30
Q-17.The TCP/IP protocol used for file transfer with minimal capability and minimal overhead _______
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Question 18 of 30
Q-18.A router operates at layer(s) _________ of the OSI model.
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Question 19 of 30
Q-19.Which among the following is not a guided transmission media?
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Question 20 of 30
Q-20.In an SVC connection, DLCIs are assigned __________.
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Question 21 of 30
Q-21.The application, presentation, and session layers in the OSI model correspond to the _______ layer in the TCP/IP protocol suite.
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Question 22 of 30
Q-22.What is the main purpose of a data link content mirror?
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Question 23 of 30
Q-23.In distance vector routing, the updating packets are sent ________________.
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Question 24 of 30
Q-24.The data link layer is responsible for _______.
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Question 25 of 30
Q-25.An ATM switch at the boundary of the network usually uses _______ for routing.
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Question 26 of 30
Q-26.A RARP packet is encapsulated in a(n) _____________.
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Question 27 of 30
Q-27.Many low -speed channels are interwoven into one high- speed transmission by a __________
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Question 28 of 30
Q-28.Each area has a _________ agent which keeps track of all mobile hosts visiting the area.
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Question 29 of 30
Q-29.The DQDB MAC layer adds a _______ -byte header to each 48-byte segment
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Question 30 of 30
Q-30.When a direct delivery is made, both the deliverer and receiver have the same _______
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