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.PIM-SM is used in a _______multicast environment such as a WAN.
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Question 2 of 30
Q-2.The first phase of JPEG is ___________
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Question 3 of 30
Q-3.Frequency and period are ______
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Question 4 of 30
Q-4.Active documents are sometimes referred to as _________ dynamic documents
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Question 5 of 30
Q-5._________uses two optical fibers and a long-wave laser source
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Question 6 of 30
Q-6.CBT is a ________ protocol that uses a core as the root of the tree
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Question 7 of 30
Q-7.A(n) ________is a federal or state organization that binds a public key to an entity and issues a certificate.
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Question 8 of 30
Q-8.Identify the class of the following IPv4 address: 229.1.2.3.
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Question 9 of 30
Q-9.A generator that contains a factor of ____ can detect all odd-numbered errors.
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Question 10 of 30
Q-10.In the ________ method, a station needs to make a reservation before sending data. Time is divided into intervals.
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Question 11 of 30
Q-11.When the sender is connected to the mail server via a LAN or a WAN, we need ______________
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Question 12 of 30
Q-12.A best-effort delivery service such as IPv4 includes _______.
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Question 13 of 30
Q-13.________ is normally referred to as mB/nB coding; it replaces each m-bit group with an n-bit group.
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Question 14 of 30
Q-14.A(n) _____ medium provides a physical conduit from one device to another.
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Question 15 of 30
Q-15.______ in the data link layer separates a message from one source to a destination, or from other messages going from other sources to other destinations
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Question 16 of 30
Q-16.Which of the following could not be an Ethernet unicast destination?
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Question 17 of 30
Q-17.An SCTP packet can carry __________
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Question 18 of 30
Q-18.Which of the following is a necessary part of the IPv6 datagram?
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Question 19 of 30
Q-19.A(n) ________function creates a message digest out of a message.
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Question 20 of 30
Q-20.Message _______ means that the receiver is ensured that the message is coming from the intended sender, not an imposter
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Question 21 of 30
Q-21.If the bandwidth of a signal is 5 KHz and the lowest frequency is 52 KHz, what is the highest frequency?
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Question 22 of 30
Q-22.Which of the following is true about ICMP messages?
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Question 23 of 30
Q-23.IGMP helps a ________ router create and update a list of loyal members related to each router interface.
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Question 24 of 30
Q-24.If the sender is a host and wants to send a packet to another host on the same network, the logical address that must be mapped to a physical address is ______
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Question 25 of 30
Q-25.The local loop has _______ cable that connects the subscriber telephone to the nearest end office.
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Question 26 of 30
Q-26.In an optical fiber, the inner core is _______ the cladding.
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Question 27 of 30
Q-27.In a(n) _______ configuration, the administrator types the port numbers, the IP addresses, or other characteristics, using the VLAN software.
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Question 28 of 30
Q-28.In a frequency-domain plot, the horizontal axis measures the ________.
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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.RTCP uses an odd-numbered _______ port number that follows the port number selected for RTP
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