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.Network failure is primarily a _______ issue
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Question 2 of 30
Q-2.Encryption techniques improve a network's ______
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Question 3 of 30
Q-3.Project 802 specifies functions in the _______ of the OSI model
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Question 4 of 30
Q-4.Token Bus is physically configured like _______.
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Question 5 of 30
Q-5.A DS-4 service is implemented by a _______.
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Question 6 of 30
Q-6.Asynchronous transmission features _______
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Question 7 of 30
Q-7.A user CIR is 64 Kbps. The user _______________.
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Question 8 of 30
Q-8.The _______ layer accepts transmissions from upper-layer services.
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Question 9 of 30
Q-9.An _______ standard that covers all aspects of network communications is the Open Systems Interconnection model
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Question 10 of 30
Q-10. _______ is the handling of lost or damaged frames
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Question 11 of 30
Q-11.In a 4-byte address, the DLCI subfield is _______ bits.
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Question 12 of 30
Q-12.What is the main disadvantage of stop-and-wait flow control?
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Question 13 of 30
Q-13.The _______ layer regulates the access of a device to the medium.
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Question 14 of 30
Q-14.______ refers to the structure or format of the data, the order in which they are presented
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Question 15 of 30
Q-15.The OSI model is a _______ layer model for the design of network systems.
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Question 16 of 30
Q-16.Line overhead in an STS-1 frame contains _______ octets.
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Question 17 of 30
Q-17.How many trailer bytes does SIP level 3 add to each 44-byte segment?
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Question 18 of 30
Q-18.In ________ delivery, packets of a message are logically connected to one another.
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Question 19 of 30
Q-19.The _______ interface standard specifies a 4000-feet transmission distance
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Question 20 of 30
Q-20.Standards for ISDN are developed by _______.
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Question 21 of 30
Q-21.The Token Ring _______ field is present only on the data/command frame
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Question 22 of 30
Q-22.To create an SVC connection, the sending device issues a _______ frame.
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Question 23 of 30
Q-23.In an SVC connection, DLCIs are assigned __________.
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Question 24 of 30
Q-24.In the HDLC _______, the secondary device must have permission from the primary before it can transmit.
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Question 25 of 30
Q-25._______ refers to the direction of signal flow between two linked devices
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Question 26 of 30
Q-26.Most governments have set aside some frequency bands called the _______ bands for unlicensed usage.
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Question 27 of 30
Q-27.Control characters for a character-oriented protocol can be represented by _______.
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Question 28 of 30
Q-28.Using a host address 195.21.43.65 and the mask 255.255.255.192, the subnetwork address is ___________
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Question 29 of 30
Q-29.If single computer network is divided into segments and router are added between them it forms an
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Question 30 of 30
Q-30.Subscriber telephones in the PSTN are connected through local loops to _______ offices
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