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 __________ resolution, the server returns the IP address of the server that it thinks can resolve the query.
Your Answer:Correct
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Question 2 of 30
Q-2.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 3 of 30
Q-3.In the group-shared tree approach, _________ involved in multicasting
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Question 4 of 30
Q-4.In the __________ method, the signal is included in the packets that carry data.
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Question 5 of 30
Q-5.What is the first address of a block of classless addresses if one of the addresses is 12.2.2.76/27?
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Question 6 of 30
Q-6.The _______ layer lies between the network layer and the application layer.
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Question 7 of 30
Q-7.In IEEE 802.11, the MAC layer frame has ______ fields
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Question 8 of 30
Q-8.The Response PDU is sent from the ______ to the ______ in response to GetRequest or GetNextRequest
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Question 9 of 30
Q-9.In a ________ protocol, the data section of a frame is a sequence of characters.
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Question 10 of 30
Q-10.In IPv4, what is the length of the data field given an HLEN value of 12 and total length value of 40,000?
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Question 11 of 30
Q-11.The original telephone network, which is referred to as the plain old telephone system (POTS), was an ________ system
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Question 12 of 30
Q-12.When both sender and receiver are connected to a mail server via a LAN or a WAN, we need ___________________
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Question 13 of 30
Q-13.We discussed ________ channelization protocols
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Question 14 of 30
Q-14.A three-layer switch is a kind of ________
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Question 15 of 30
Q-15.A _______ is the optical link connecting two neighbor devices.
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Question 16 of 30
Q-16.In FTP, _______ is the service type used by the IP protocol because this is an interactive connection between a user (human) and a server
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Question 17 of 30
Q-17.Which one is not a contiguous mask?
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Question 18 of 30
Q-18.In Bluetooth, multiple ________ form a network called a _________
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Question 19 of 30
Q-19.When the sender and the receiver of an email are on different systems, we need only _____________
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Question 20 of 30
Q-20.In ______ transmission, we send 1 start bit (0) at the beginning and 1 or more stop bits (1s) at the end of each byte.
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Question 21 of 30
Q-21.A ________ is normally a computer that operates in all five layers of the Internet model or seven layers of OSI model.
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Question 22 of 30
Q-22.A sine wave in the ______ domain can be represented by one single spike in the _____ domain.
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Question 23 of 30
Q-23.The _______ address in the header of a packet in a datagram network normally remains the same during the entire journey of the packet
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Question 24 of 30
Q-24.In pure ALOHA, the vulnerable time is ______ the frame transmission time.
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Question 25 of 30
Q-25.When a user wants to access an application program or utility located on a remote machine, he or she performs ___________ login.
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Question 26 of 30
Q-26._______ refers to two characteristics: when data should be sent and how fast it can be sent.
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Question 27 of 30
Q-27.In Bluetooth, the L2CAP sublayer, is roughly equivalent to the LLC sublayer in LANs
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Question 28 of 30
Q-28.In the sending computer, UDP sends a data unit to the _______ layer
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Question 29 of 30
Q-29.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 30 of 30
Q-30.Signals with a frequency below 2 MHz use _______ propagation.
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