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 sender using stop-and-wait ARQ sends data frames numbered _______
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Question 2 of 30
Q-2.Ethernet LANs use _______ encoding
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Question 3 of 30
Q-3.ENQ/ACK is a _______ technique
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Question 4 of 30
Q-4.In the analog hierarchy, a _______ consists of 600 independent voice channels
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Question 5 of 30
Q-5.The destination address and source address field is similar to
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Question 6 of 30
Q-6.If the HDLC receiver counts more than six but less than fifteen consecutive 1s, this signifies _______
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Question 7 of 30
Q-7.A multiprotocol router connecting an IP LAN to a Novell LAN should have at least _________ routing table(s).
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Question 8 of 30
Q-8.The word SLIP stands for
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Question 9 of 30
Q-9.___________ cable consists of an inner copper core and a second conducting outer sheath.
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Question 10 of 30
Q-10.In _______ modulation, the baud rate is 1/4 times the bit rate.
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Question 11 of 30
Q-11.The DC component problem is handled in AMI through _______
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Question 12 of 30
Q-12.An ISDN address can define up to _________ subscribers.
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Question 13 of 30
Q-13.When a primary wants to receive data from a secondary, it sends a _______ frame to the secondary
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Question 14 of 30
Q-14.If data were sent at 54 Kbps, what duration of noise would cause a single-bit error?
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Question 15 of 30
Q-15. _______ is the handling of lost or damaged frames
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Question 16 of 30
Q-16.The MTSO is responsible for _______
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Question 17 of 30
Q-17.What is the address of the network to which the host 227.78.19.21 is connected (no subnetting)?
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Question 18 of 30
Q-18.In the analog hierarchy, a _______ consists of 3600 independent voice channels
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Question 19 of 30
Q-19.A bridge functions in a _______ layer.
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Question 20 of 30
Q-20.A BSC frame starts with a _______ character.
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Question 21 of 30
Q-21.The ________ flag indicates the availability of a router.
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Question 22 of 30
Q-22.What is the purpose of a BSC control frame?
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Question 23 of 30
Q-23.Repeater operates in which layer of the OSI model
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Question 24 of 30
Q-24.In Project 802, the data link layer consists of the _______ sublayer and the _______ sublayer
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Question 25 of 30
Q-25.To accept an SVC connection, the receiving device issues a _______ frame.
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Question 26 of 30
Q-26.In synchronous serial transmission, if we are sending 80 Kbps, we send _______ characters per second.
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Question 27 of 30
Q-27.Selective reject ARQ is a _______ error control method.
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Question 28 of 30
Q-28.The radio communication spectrum is divided into bands based on ___________
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Question 29 of 30
Q-29.A 100Base-T Ethernet LAN has a data rate of _______ Mbps.
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Question 30 of 30
Q-30.One important characteristics of the hub architecture of ARC-net is
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