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.In decoding a digital signal, the receiver calculates a running average of the received signal power, called the _______
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Question 2 of 30
Q-2.In Frame Relay, the EA field defines the number of bytes; it is _____ in the last byte of the address
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Question 3 of 30
Q-3.The Caesar cipher is a _______cipher that has a key of 3.
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Question 4 of 30
Q-4._______ are used for cellular phone, satellite, and wireless LAN communications.
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Question 5 of 30
Q-5._________ provides full transport layer services to applications.
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Question 6 of 30
Q-6.A parabolic dish antenna is a(n) _______ antenna.
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Question 7 of 30
Q-7.We can divide today's networks into ____ broad categories.
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Question 8 of 30
Q-8.In the Ethernet, the _______field is actually added at the physical layer and is not (formally) part of the frame.
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Question 9 of 30
Q-9.Emulation of ________ through ___________ is not efficient and may create long delays.
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Question 10 of 30
Q-10.How many carrier frequencies are used in BPSK?
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Question 11 of 30
Q-11.The value of the acknowledgment field in a segment defines the number of the ______byte a party expects to receive
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Question 12 of 30
Q-12.The _______ layer is responsible for delivering data units from one station to the next without errors.
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Question 13 of 30
Q-13.The HTTP request line contains a _______ method to request a document from the server
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Question 14 of 30
Q-14.In Stop-and-Wait ARQ, the acknowledgment number always announces in ______ arithmetic the sequence number of the next frame expected
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Question 15 of 30
Q-15.If a segment carries data along with an acknowledgment, this is called _______
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Question 16 of 30
Q-16._________control in the data link layer is based on automatic repeat request, which is the retransmission of data.
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Question 17 of 30
Q-17.If an Ethernet destination address is 07:01:02:03:04:05, then this is a ______ address.
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Question 18 of 30
Q-18.If a label is not terminated by a null string, it is called a __________.
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Question 19 of 30
Q-19.SCTP association allows _____________ for each end
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Question 20 of 30
Q-20.IS-95 is based on ____________
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Question 21 of 30
Q-21._____ signals can have an infinite number of values in a range.
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Question 22 of 30
Q-22.The ______ layer adds a header to the packet coming from the upper layer that includes the logical addresses of the sender and receiver.
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Question 23 of 30
Q-23.The ____________ domain section uses two-character country abbreviations
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Question 24 of 30
Q-24.TELNET uses only one TCP connection. The server uses ________ port and the client uses ________ port
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Question 25 of 30
Q-25.The IEEE 802.11a, uses _________
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Question 26 of 30
Q-26.The ____ address uniquely defines a host on the Internet
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Question 27 of 30
Q-27.The ________ mode provides synchronization for the entire stream of bits must. In other words, it guarantees that the data arrive at a fixed rate.
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Question 28 of 30
Q-28.We can divide coding schemes into two broad categories: ________ and ______coding.
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Question 29 of 30
Q-29._____ cable can carry signals of higher frequency ranges than _____ cable.
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Question 30 of 30
Q-30.A(n) _________ machine is a machine that goes through a limited number of states.
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