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.DSAP and SSAP are both _______ fields
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Question 2 of 30
Q-2.VRC can detect _______
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Question 3 of 30
Q-3.The Token Ring _______ field is present only on the data/command frame
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Question 4 of 30
Q-4.The value of the protocol field for the IPCP protocol is ________.
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Question 5 of 30
Q-5.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 6 of 30
Q-6.physical layer provides
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Question 7 of 30
Q-7.A DTE receives PLP packets with sequence numbers 23, 24, 27. What control packet should be sent to the sender?
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Question 8 of 30
Q-8.The _______ of a signal is the time it needs to complete one cycle.
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Question 9 of 30
Q-9.The most popular connector used with _______ cable is the BNC.
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Question 10 of 30
Q-10.A _________ preamble is used to synchronize the receiver’s clock
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Question 11 of 30
Q-11.The _______ layer defines the characteristics of the interface between the devices and the transmission medium
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Question 12 of 30
Q-12.The natural mask for class A is _______________.
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Question 13 of 30
Q-13.The inner core of an optical fiber is _____ in composition.
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Question 14 of 30
Q-14.When an earthquake severs a fiber-optic cable, this is a network _______ issue
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Question 15 of 30
Q-15.An STS-1 frame contains _______ octets.
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Question 16 of 30
Q-16.The _______ of a signal is usually expressed in seconds.
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Question 17 of 30
Q-17.A router recognizes ___________ layer addresses.
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Question 18 of 30
Q-18.The equivalent of 20 MHz is _______.
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Question 19 of 30
Q-19.The _______ layer allows a process to add synchronization points into a stream of data.
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Question 20 of 30
Q-20.The HDLC control field in _______ is increased to two bytes in the extended mode
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Question 21 of 30
Q-21.Control characters for a character-oriented protocol can be represented by _______.
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Question 22 of 30
Q-22.The time-slot interchange is a device used in _______ switching
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Question 23 of 30
Q-23.A simple sine wave is offset one half cycle at time zero. This is a phase shift of _______ degrees
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Question 24 of 30
Q-24.What is the hostid of the address 130.8.119.1?
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Question 25 of 30
Q-25.An endpoint of an inter-process communication flow across a computer network is called
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Question 26 of 30
Q-26.The DQDB _______ subfield indicates the occupancy status of the slot
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Question 27 of 30
Q-27.The outer metallic sheath in coaxial cable functions as _______.
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Question 28 of 30
Q-28.An ISDN address can define up to _________ countries.
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Question 29 of 30
Q-29.In an XMODEM exchange, the sender can receive _______ frame
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Question 30 of 30
Q-30.An MAU is a device used in _______.
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