With each visit of this Computer 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 a datagram approach, the forwarding decision is based on the value of the _____________ field in the packet header.
Your Answer:Correct
Your Answer:Incorrect
Question 2 of 30
Q-2.A _______ changes the format of a high-bandwidth video signal to a lower quality narrow-bandwidth signal.
Your Answer:Correct
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Question 3 of 30
Q-3.The ___________ management system must know, at any time, the status of each entity and its relation to other entities.
Your Answer:Correct
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Question 4 of 30
Q-4.The sender is a router that has received a datagram destined for a host in the same network. The logical address that must be mapped to a physical address is ______.
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Question 5 of 30
Q-5.Communication in TCP is ___________.
Your Answer:Correct
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Question 6 of 30
Q-6.The _______ translates NVT characters into a form acceptable by the remote operating system.
Your Answer:Correct
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Question 7 of 30
Q-7.Which of the following could not be an Ethernet multicast destination address?
Your Answer:Correct
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Question 8 of 30
Q-8._________ cryptography is often used for long messages.
Your Answer:Correct
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Question 9 of 30
Q-9.FTP uses the services of ________.
Your Answer:Correct
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Question 10 of 30
Q-10.In ________ TDM, slots are dynamically allocated to improve bandwidth efficiency.
Your Answer:Correct
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Question 11 of 30
Q-11.Frequency and period are ______.
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Question 12 of 30
Q-12.The ___________ management system is responsible for controlling access to the network based on the pre-defined policy.
Your Answer:Correct
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Question 13 of 30
Q-13.In TCP, the size of the send window is the ________ of rwnd and cwnd .
Your Answer:Correct
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Question 14 of 30
Q-14.Which of the following is not a guided medium?
Your Answer:Correct
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Question 15 of 30
Q-15.HDLC is an acronym for _______.
Your Answer:Correct
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Question 16 of 30
Q-16.A registrar, a commercial entity accredited by ________ is responsible for adding new domains to DNS data base
Your Answer:Correct
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Question 17 of 30
Q-17.In TCP, a special segment called a probe is sent by a sending TCP when the _______ timer goes off.
Your Answer:Correct
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Question 18 of 30
Q-18.Which of the following is true about ICMP messages?
Your Answer:Correct
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Question 19 of 30
Q-19.Nagle's algorithm can solve the silly window syndrome created by the _________.
Your Answer:Correct
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Question 20 of 30
Q-20.Which error detection method consists of just one redundant bit per data unit?
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Question 21 of 30
Q-21.UDP packets have a fixed-size header of _______ bytes.
Your Answer:Correct
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Question 22 of 30
Q-22.The _______ translates local characters into NVT characters.
Your Answer:Correct
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Question 23 of 30
Q-23.The minimum frame length for Ethernet is _______ bytes.
Your Answer:Correct
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Question 24 of 30
Q-24.___________ is a second-generation cellular phone system used in Europe.
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Question 25 of 30
Q-25.To makeup for the lost and corrupt packets, the real-time traffic normally ____________.
Your Answer:Correct
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Question 26 of 30
Q-26.In the stop-and-wait protocol, the maximum send window size is ______ and the maximum receive window size is _______ where m is the number of bits in the sequence.
Your Answer:Correct
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Question 27 of 30
Q-27.____________ is a digital version of AMPS.
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Question 28 of 30
Q-28.Two common scrambling techniques are ________.
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Question 29 of 30
Q-29.SCTP allows __________ service in each association.
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Question 30 of 30
Q-30.A packet-filter firewall filters at the ________ or ___________ layer.
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