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.The _______ standard removed all functions relating to the secondary channel to a separate 9-pin connector
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Question 2 of 30
Q-2.The synchronization problem for long streams of 1s is handled in AMI through _______.
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Question 3 of 30
Q-3.Which of the following is usually not classified as a guided medium?
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Question 4 of 30
Q-4.A _________ is a high-speed path composed of multiplexed channels.
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Question 5 of 30
Q-5.The TCP/IP protocol used for file transfer with minimal capability and minimal overhead _______
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Question 6 of 30
Q-6.In a 3-byte address, the DLCI subfield is _______ bits.
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Question 7 of 30
Q-7.In which type of modulation can the bit rate be four times the baud rate?
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Question 8 of 30
Q-8.The flag, CRC, and station address fields are added to the PDU at the _______ layer
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Question 9 of 30
Q-9.A repeater takes a weakened or corrupted signal and _______ it.
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Question 10 of 30
Q-10.A non-boundary ATM switch usually uses _______ for routing.
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Question 11 of 30
Q-11.A distributed data processing configuration in which all activities must pass through a centrally located
computer is called a _________
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Question 12 of 30
Q-12.A router recognizes ___________ layer addresses.
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Question 13 of 30
Q-13.In which propagation mode is the core of varying density?
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Question 14 of 30
Q-14.A sender has a sliding window of size 15. The first 15 frames are sent. How many frames are in the window now?
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Question 15 of 30
Q-15.The calculation time for the distance vector routing algorithm is _________ the one for the link state routing.
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Question 16 of 30
Q-16.Datagrams using header extension are called __________
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Question 17 of 30
Q-17.If the HDLC flag field pattern is found in the message data field, it needs to be altered through _______
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Question 18 of 30
Q-18.Transmission of computerized data from one location to another is called __________
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Question 19 of 30
Q-19.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 20 of 30
Q-20.In the formula λ = c/f, c is the _______
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Question 21 of 30
Q-21.If device Y is the end of a DQDB bus, then _______.
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Question 22 of 30
Q-22.Repeaters function in the ________ layers
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Question 23 of 30
Q-23.In _______ process, layer n on the sending machine communicates with layer n on the receiving machine.
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Question 24 of 30
Q-24.A switch that makes routing decision as soon as the destination address has arrived is called a _________switch.
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Question 25 of 30
Q-25.In a multipoint line configuration, if the devices take turns using the link, we have a _______ shared situation
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Question 26 of 30
Q-26.The value of the protocol field for the PAP protocol is ________.
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Question 27 of 30
Q-27.The ________ flag indicates the availability of a router.
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Question 28 of 30
Q-28.The length of the window size field in TCP is _______ byte(s).
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Question 29 of 30
Q-29.Who initiates a session on an ENQ/ACK system?
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Question 30 of 30
Q-30.PSS was introduced in the year ________
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