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.A 4-PSK modulated signal has a bit rate of 2000 bps; the baud rate is _______.
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Question 2 of 30
Q-2.Which one of the following algorithm is not used for congestion control?
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Question 3 of 30
Q-3.How many frames are included for traffic in TDMA , if the total duration of traffic is 100 seconds and each frame in the TDMA system has a duration of 5 seconds.
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Question 4 of 30
Q-4.A distributed network configuration in which all data/information pass through a central computer is _____ network.
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Question 5 of 30
Q-5.Store and forward are terms used to describe _______ switching.
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Question 6 of 30
Q-6.If a secondary has data to send to a primary, it returns _______ frame in response to the poll frame
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Question 7 of 30
Q-7.The disadvantages of mobile communication are
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Question 8 of 30
Q-8.Each ATM _______ contains a table to identify paths to other switches
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Question 9 of 30
Q-9.The transmission signal coding method of TI carrier is called _________
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Question 10 of 30
Q-10.To terminate an SVC connection, the sending device issues a _______ frame.
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Question 11 of 30
Q-11.The _______ sampling rate is based on the Nyquist theorem.
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Question 12 of 30
Q-12.When DQDB is implemented as a ring, _______ the slots.
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Question 13 of 30
Q-13.A source port address in UDP is only _________ byte(s).
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Question 14 of 30
Q-14.A receiver using stop-and-wait ARQ sends ACK frames numbered _______
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Question 15 of 30
Q-15.A line can have less attenuation and less distortion if it is _______
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Question 16 of 30
Q-16.The wavelength is the distance a simple signal can travel _______.
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Question 17 of 30
Q-17.There is congestion between DTE A and DTE B in the direction A to B. The packet going from B to A has BECN bit _______ and FECN bit _________
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Question 18 of 30
Q-18.The first bit of the _______ field in the PDU indicates the type of PDU (command or response).
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Question 19 of 30
Q-19.A DQDB device accesses a bus link through _______.
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Question 20 of 30
Q-20.The _______ layer is concerned with the syntax and semantics of the information exchanged between two systems
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Question 21 of 30
Q-21.A batch processing terminal would not include a ________
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Question 22 of 30
Q-22.The value of the protocol field for the PAP protocol is ________.
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Question 23 of 30
Q-23.Which of the following is not a connecting device?
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Question 24 of 30
Q-24.A bridge recognizes ___________ layer addresses.
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Question 25 of 30
Q-25.A signal with a frequency of 1 GHz has more cycles per second than a signal with a frequency of _______
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Question 26 of 30
Q-26.Frame relay indicates network congestion using two flags namely ________ bits in data
frames
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Question 27 of 30
Q-27.HDLC inserts a redundant 0 bit after the _______ consecutive 1 bit in the message data.
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Question 28 of 30
Q-28.The DQDB _______ subfield defines the type of transmission (packet or isochronous).
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Question 29 of 30
Q-29.In link state routing, the link state database for each router is ___________ other routers
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Question 30 of 30
Q-30.The value of the protocol field for the IPCP protocol is ________.
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