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 network layer of the D channel is defined by the _______ protocol
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Question 2 of 30
Q-2.In _______ modulation, the bit rate is 8 times the baud rate
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Question 3 of 30
Q-3.An ISDN address can define up to _________ countries.
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Question 4 of 30
Q-4.The SMDS is similar to which transfer mode
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Question 5 of 30
Q-5.In the PSTN hierarchy, there are more _______ offices than _______ offices
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Question 6 of 30
Q-6.A _______ topology is a combination of several different topologies
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Question 7 of 30
Q-7.NRZ-L is a _______ encoding method.
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Question 8 of 30
Q-8.There is congestion between DTE A and DTE B in the direction A to B. The packet going from B to A has BECN bit _______ and FECN bit _________
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Question 9 of 30
Q-9.If a computer on the network shares resources for others to use, it is called _____
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Question 10 of 30
Q-10.Which method can detect all single-bit errors?
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Question 11 of 30
Q-11.In which type of modulation can the bit rate be three times the baud rate?
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Question 12 of 30
Q-12.Network cable lies on ______ layer.
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Question 13 of 30
Q-13.The maximum value of the window size in TCP is ___________.
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Question 14 of 30
Q-14.A station on a Token Ring LAN can act as a _____________.
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Question 15 of 30
Q-15.When X.25 uses the short format, the number of PLP packets in transition can be up to __________.
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Question 16 of 30
Q-16.The network layer protocol of internet is
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Question 17 of 30
Q-17.Each ATM _______ contains a table to identify paths to other switches
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Question 18 of 30
Q-18.A gateway operates at layer(s) _________ of the OSI model.
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Question 19 of 30
Q-19.B8ZS is a _______ encoding method.
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Question 20 of 30
Q-20.Which type of multiplexing takes data from one high-speed line and breaks it into portions that can be sent across several lower-speed lines simultaneously?
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Question 21 of 30
Q-21.Which of the following TCP/IP protocol is used for remote terminal connection service?
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Question 22 of 30
Q-22.On a 16-QAM-constellation diagram, each constellation point represents a _______
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Question 23 of 30
Q-23.Serial transmission without stop bits, start bits, or gaps is called _______ transmission
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Question 24 of 30
Q-24.In the domain name chal.atc.fhda.edu _______ is the most specific label.
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Question 25 of 30
Q-25.Unipolar encoding has a DC component because the average _______ of the signal is nonzero
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Question 26 of 30
Q-26.In the non-extended format, the address field in the Frame Relay frame is _______ bits long.
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Question 27 of 30
Q-27.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 28 of 30
Q-28._______ refers to the way a network is laid out, either physically or logically
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Question 29 of 30
Q-29.What is the advantage of using a satellite in microwave communication?
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Question 30 of 30
Q-30.The HDLC _______ indicate the number of the frame being sent.
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