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.Frame relay indicates network congestion using two flags namely ________ bits in data
frames
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Question 2 of 30
Q-2.Bandwidth on demand means that the user has ______.
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Question 3 of 30
Q-3._______ is an interface standard designed by the ITU-T
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Question 4 of 30
Q-4.In the short format, the size of an RR packet is _________ bytes.
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Question 5 of 30
Q-5.What is the maximum length of STP?
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Question 6 of 30
Q-6.The address field of a frame is 00000100 00011001. There is congestion in the _______ direction.
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Question 7 of 30
Q-7.IPV4 uses ______ bit value to represent address.
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Question 8 of 30
Q-8.The Dijkstra algorithm finds the shortest path using the ____________ cost.
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Question 9 of 30
Q-9.In the stop-and-wait method of flow control, if 100 good data frames are sent and received, how many ACK frames have been sent by the receiver?
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Question 10 of 30
Q-10.As the data packet moves from the _______ layer up to the _______ layer, headers and a trailer are removed
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Question 11 of 30
Q-11.IEEE 802.1 is concerned with _______ issues in LANs and MANs
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Question 12 of 30
Q-12.Control information in a system using _______ protocol are characters from an existing character encoding system
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Question 13 of 30
Q-13.The D channel uses _______ the protocol in the data link layer.
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Question 14 of 30
Q-14.The receiver's window in a sliding window protocol expands when _______.
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Question 15 of 30
Q-15.If DQDB slots are generated on device X, then _______.
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Question 16 of 30
Q-16.Go-back-n ARQ is a _______ error control method
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Question 17 of 30
Q-17.A collection of interconnected networks is called as __________
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Question 18 of 30
Q-18.In the stop-and-wait method of flow control, the sender sends _______ at a time
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Question 19 of 30
Q-19.A DTE wants to send a PLP RR packet to another DTE. The packet should be encapsulated in an _______ at the data link layer.
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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.Asynchronous transmission features _______
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Question 22 of 30
Q-22.The _______ sampling rate is based on the Nyquist theorem.
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Question 23 of 30
Q-23.The window size for a short packet at the PLP layer is _________.
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Question 24 of 30
Q-24.OSI is an acronym for _______
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Question 25 of 30
Q-25.One important characteristics of the hub architecture of ARC-net is
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Question 26 of 30
Q-26.The data link layer is responsible for _______.
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Question 27 of 30
Q-27.The _______ of a signal is the time it needs to complete one cycle.
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Question 28 of 30
Q-28.If two DTEs are to be connected directly, a _______ can be used
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Question 29 of 30
Q-29.The network address in Class D (without subnetting) has _______ zero(s) in decimal notation
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Question 30 of 30
Q-30.In a TST switch, if there are x first stage switches, one second stage switch, and y third stage switches, the second stage must have _______ crosspoints
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