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 simplest type of switching fabric is the ______ switch
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Question 2 of 30
Q-2.There are two types of user agents: _________ and ___________
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Question 3 of 30
Q-3.Signals with a frequency below 2 MHz use _______ propagation.
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Question 4 of 30
Q-4.The task of moving the packet from the input queue to the output queue in a router is done by _________
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Question 5 of 30
Q-5.A technique called ______ is used to create a subnetting effect.
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Question 6 of 30
Q-6.In a(n) ________, the key is called the secret key.
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Question 7 of 30
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Question 8 of 30
Q-8.In HTTP, the first line in a request message is called a _______ line; the first line in the response message is called the ________ line
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Question 9 of 30
Q-9.______ adds pruning and grafting to _______ to create a multicast shortest path tree that supports dynamic membership changes
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Question 10 of 30
Q-10.To have a hierarchical name space, a ______________ was designed.
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Question 11 of 30
Q-11.In the ______ bucket algorithm, bursty chunks are stored in the bucket and sent out at an average rate.
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Question 12 of 30
Q-12.In _________, when a source makes a reservation, it needs to define a flow specification
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Question 13 of 30
Q-13.The physical layer is concerned with the movement of _______ over the physical medium.
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Question 14 of 30
Q-14.In IPv6, the _______ field in the base header restricts the lifetime of a datagram
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Question 15 of 30
Q-15.The signal rate is sometimes called the ____ rate
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Question 16 of 30
Q-16.In the OSI model, encryption and decryption are functions of the ________ layer.
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Question 17 of 30
Q-17.The physical, data link, and network layers are the ______ support layers.
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Question 18 of 30
Q-18.In ________ queuing, packets are first assigned to a priority class. Each class has its own queue.
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Question 19 of 30
Q-19.A _______ message digest is used as an MDC.
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Question 20 of 30
Q-20.The IEEE 802.11 standard for wireless LANs defines two services: ______ and _______
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Question 21 of 30
Q-21.In TCP, one end can stop sending data while still receiving data. This is called a ______.
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Question 22 of 30
Q-22.A _________ network is a cross between a circuit-switched network and a datagram network. It has some characteristics of both.
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Question 23 of 30
Q-23.The _______ model shows how the network functions of a computer ought to be organized.
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Question 24 of 30
Q-24.The sharing of a medium and its link by two or more devices is called _______.
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Question 25 of 30
Q-25.An SCTP packet can carry __________
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Question 26 of 30
Q-26.The ________ criterion ensures that a message cannot easily be forged.
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Question 27 of 30
Q-27.If the baud rate for a 64-QAM signal is 2000, what is the bit rate?
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Question 28 of 30
Q-28.An SNMP agent can send _______ messages
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Question 29 of 30
Q-29.A(n) ______ algorithm transforms ciphertext to plaintext
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Question 30 of 30
Q-30.In _______encoding, we use three levels: positive, zero, and negative
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