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 the PPP frame, the _______ field defines the contents of the data field.
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Question 2 of 30
Q-2.The ___________ management system monitors and controls the network to ensure that it is running as efficiently as possible.
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Question 3 of 30
Q-3.The source port number on the UDP user datagram header defines _______.
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Question 4 of 30
Q-4.RPF eliminates the ________ in the flooding process.
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Question 5 of 30
Q-5.The _______ layer of Ethernet consists of the LLC sublayer and the MAC sublayer.
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Question 6 of 30
Q-6.A serious problem can arise in the sliding window operation when either the sending application program creates data slowly or the receiving application program consumes data slowly, or both. This problem is called the ______.
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Question 7 of 30
Q-7.In IEEE 802.11, a station with ________ mobility is either stationary (not moving) or moving only inside a BSS.
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Question 8 of 30
Q-8.In TCP, a FIN + ACK segment consumes _____ sequence number(s) if it does not carry data.
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Question 9 of 30
Q-9.In IEEE 802.11, distributed coordination function (DCF) uses _______ as the access method.
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Question 10 of 30
Q-10.________ is a second-generation cellular phone system based on CDMA and DSSS.
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Question 11 of 30
Q-11.The Multicast Open Shortest Path First (MOSPF) protocol is an extension of the OSPF protocol that uses multicast routing to create source-based trees. The protocol is based on _______ routing.
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Question 12 of 30
Q-12.In a frequency-domain plot, the horizontal axis measures the ________.
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Question 13 of 30
Q-13.Which multiplexing technique shifts each signal to a different carrier frequency?
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Question 14 of 30
Q-14.In ______ TCP, when the connection is established, TCP starts the slow start algorithms and sets the ssthresh variable to a pre-agreed value (normally 64 or 128 kilobytes) and the cwnd variable to 1 MSS.
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Question 15 of 30
Q-15.In TCP, the value of the acknowledgment field in a sent segment defines the sequence number related to the ______ byte a party expects to receive next.
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Question 16 of 30
Q-16.A (An) ______ signal is the corresponding optical signals of an electrical signal level STS-n.
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Question 17 of 30
Q-17.In the digital signature technique when the whole message is signed using an asymmetric key, the sender of the message uses _______ to sign the message.
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Question 18 of 30
Q-18.One of the main duties of the transport layer is to provide ____________ communication.
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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 IEEE 802.11, when a frame is going from one AP to another AP in a wireless distribution system, the address flag is _____
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Question 21 of 30
Q-21.The __________________ technique is one of the close-loop congestion policy
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Question 22 of 30
Q-22.The connection establishment procedure in TCP is susceptible to a serious security problem called the _________ attack.
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Question 23 of 30
Q-23.A _______ document is a fixed-content document that is created and stored in a server. The client can get a copy of the document only
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Question 24 of 30
Q-24.In IEEE 802.11, the ______ is a time period used for collision avoidance.
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Question 25 of 30
Q-25.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.
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Question 26 of 30
Q-26.For a 1-byte length field, what is the maximum value for the data length?
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Question 27 of 30
Q-27.__________ means that the sender and the receiver expect confidentiality.
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Question 28 of 30
Q-28.The _______ translates NVT characters into a form acceptable by the remote operating system.
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Question 29 of 30
Q-29.The GetRequest PDU is sent from the _______ to the __________ to retrieve the value of a variable or a set of variables.
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Question 30 of 30
Q-30.The _______ technique uses M different carrier frequencies that are modulated by the source signal. At one moment, the sign modulates one carrier frequency; at the next moment, the signal modulates another carrier frequency.
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