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.A dynamic table is one _______
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Question 2 of 30
Q-2.In a URL, the _______ is the client-server program used to retrieve the document.
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Question 3 of 30
Q-3.In _______ forwarding, the full IP address of a destination is given in the routing table.
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Question 4 of 30
Q-4.In ________, the available bandwidth is divided into frequency bands.
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Question 5 of 30
Q-5.The inner core of an optical fiber is _______ in composition.
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Question 6 of 30
Q-6.What is the result of ANDing 0 and 15?
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Question 7 of 30
Q-7.The ________ rate defines the number of data elements sent in 1s; the ______ rate is the number of signal elements sent in 1s
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Question 8 of 30
Q-8._______ uses short-wave 850-nm multimode fiber
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Question 9 of 30
Q-9.The combination of key exchange, hash, and encryption algorithms defines a ________ for each SSL session
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Question 10 of 30
Q-10.In IEEE 802.11, communication between two stations in two different BSSs usually occurs via two ________.
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Question 11 of 30
Q-11.To guarantee correction of up to 5 errors in all cases, the minimum Hamming distance in a block code must be ________
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Question 12 of 30
Q-12.IEEE 802.11a, has a data rate of _____Mbps
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Question 13 of 30
Q-13.In the third generation of cellular phones, ________ uses CDMA2000
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Question 14 of 30
Q-14.A ______ provides privacy for LANs that must communicate through the global Internet.
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Question 15 of 30
Q-15.The Simplest Protocol and the Stop-and-Wait Protocol are for ______ channels
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Question 16 of 30
Q-16.The OSI model consists of _______ layers.
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Question 17 of 30
Q-17.In ______ schemes, the voltages are on the both sides of the time axis. For example, the voltage level for 0 can be positive and the voltage level for 1 can be negative.
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Question 18 of 30
Q-18.SONET is a _______ TDM system
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Question 19 of 30
Q-19.In SCTP, acknowledgment numbers are used to acknowledge _____________
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Question 20 of 30
Q-20.In _______ methods, a station cannot send unless it has been authorized by other stations.
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Question 21 of 30
Q-21.In a _____ backbone, the backbone is just one switch
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Question 22 of 30
Q-22.In QAM, both ________ of a carrier frequency are varied.
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Question 23 of 30
Q-23.In IEEE 802.11, when a frame is going from one station in a BSS to another without passing through the distribution system, the address flag is _____
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Question 24 of 30
Q-24.To create a neighborhood relationship, a router running BGP sends an ________ message
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Question 25 of 30
Q-25.TELNET is an abbreviation for ____________.
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Question 26 of 30
Q-26.________ defines the general rules for naming objects, defining object types, and showing how to encode objects and values.
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Question 27 of 30
Q-27.The_________ layer is responsible for the delivery of a message from one process to another.
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Question 28 of 30
Q-28.In the ________method, a station that has a frame to send senses the line. If the line is idle, it sends immediately. If the line is not idle, it waits a random amount of time and then senses the line again.
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Question 29 of 30
Q-29.____ control refers to methods of error detection and correction
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Question 30 of 30
Q-30.In PPP, ________ is a simple authentication procedure with a two-step process:
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