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.An SVC is comparable to a _______ line in circuit switching, while a PVC is comparable to a _______ line
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Question 2 of 30
Q-2.When DQDB is implemented as a ring, _______ the slots.
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Question 3 of 30
Q-3.The _______ is the device that sends the message
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Question 4 of 30
Q-4.Which of the following is not a protocol in the FDDI standard?
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Question 5 of 30
Q-5.Asynchronous transmission features _______
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Question 6 of 30
Q-6.ATM is a cell relay protocol that _______.
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Question 7 of 30
Q-7.Communication circuits that transmit data in both directions but not at the same time are operating in
______
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Question 8 of 30
Q-8.How many MICs are need for a DAC connecting 3 workstations to an FDDI ring?
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Question 9 of 30
Q-9._______ determines which device can send
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Question 10 of 30
Q-10.Forty-five physical channels link _______ devices arranged in a mesh topology
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Question 11 of 30
Q-11.Which of the following is usually not classified as a guided medium?
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Question 12 of 30
Q-12.A station on an ENQ/ACK system sends _______ frame to initiate transmission.
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Question 13 of 30
Q-13.A _______ is added to a 44-byte SIP level 3 data unit.
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Question 14 of 30
Q-14.A signal is decomposed into three sine waves with frequencies of 10, 20, and 30 Hz. The bandwidth of the signal is _______ Hz
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Question 15 of 30
Q-15.IPV6 has _____ bit addresses.
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Question 16 of 30
Q-16.Check sum is used for
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Question 17 of 30
Q-17.An FDDI synchronous data frame means that _______.
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Question 18 of 30
Q-18.FM radio uses frequencies in the _______ range
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Question 19 of 30
Q-19.Control information in a system using _______ protocol are characters from an existing character encoding system
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Question 20 of 30
Q-20.Acceptance of a call requires a _______ message in an LAPD frame.
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Question 21 of 30
Q-21.LANs that need to be connected in a city or campus can lease a T-1 or T-3 line. Usually this is not done due to ________.
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Question 22 of 30
Q-22.In BSC, the BCC character can follow the _______ character.
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Question 23 of 30
Q-23.Devices in a ring or mesh topology are usually configured in a _______ relationship
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Question 24 of 30
Q-24.The assigning of sequence numbers to packets of a message is a function of the _______ layer.
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Question 25 of 30
Q-25.An ASK modulated signal has a bit rate of 2000 bps; the baud rate is _______
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Question 26 of 30
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Question 27 of 30
Q-27.If the baud rate is 1200 and there are 4 bits for each signal element, then the bit rate is _______
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Question 28 of 30
Q-28.Control information in a system using _______ protocol can be just one or a multiple number of bits
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Question 29 of 30
Q-29.In virtual circuit network each packet contains
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Question 30 of 30
Q-30.The receiver's window in a sliding window protocol expands when _______.
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