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
Remaining Time: 0 MINUTES
0 of 30 questions completed
Questions:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Information
You have already completed the test before. Hence you can not start it again.
0 of 30 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0 )
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Question 1 of 30
Q-1.What is the hostid of the address 248.22.33.1?
Your Answer:Correct
Your Answer:Incorrect
Question 2 of 30
Q-2.The B channel uses _______ the protocol in the data link layer.
Your Answer:Correct
Your Answer:Incorrect
Question 3 of 30
Q-3.There is congestion between DTE A and DTE B in the direction B to A. The packet going from B to A has BECN bit _______ and FECN bit _________.
Your Answer:Correct
Your Answer:Incorrect
Question 4 of 30
Q-4.What is the major weakness of synchronous TDM?
Your Answer:Correct
Your Answer:Incorrect
Question 5 of 30
Q-5.Sender and receiver clock synchronization is a function performed by the _______ layer
Your Answer:Correct
Your Answer:Incorrect
Question 6 of 30
Q-6.In distance vector routing, a router has a route as Destination: N, Hop Count: 7, Next Hop: B. It receives a packet from B with a route to N as Destination: N, Hop Count: 4. The new route to N should be _______________.
Your Answer:Correct
Your Answer:Incorrect
Question 7 of 30
Q-7.A _______ is added to a 44-byte SIP level 3 data unit.
Your Answer:Correct
Your Answer:Incorrect
Question 8 of 30
Q-8.What is the hostid of the address 130.8.119.1?
Your Answer:Correct
Your Answer:Incorrect
Question 9 of 30
Q-9.In link state routing, the link state database for each router is ___________ other routers
Your Answer:Correct
Your Answer:Incorrect
Question 10 of 30
Q-10.Handoff is necessary when ________
Your Answer:Correct
Your Answer:Incorrect
Question 11 of 30
Q-11.A distributed data processing configuration in which all activities must pass through a centrally located
computer is called a _________
Your Answer:Correct
Your Answer:Incorrect
Question 12 of 30
Q-12.AM radio uses frequencies in the _______ range
Your Answer:Correct
Your Answer:Incorrect
Question 13 of 30
Q-13.What protects the coaxial cable from noise?
Your Answer:Correct
Your Answer:Incorrect
Question 14 of 30
Q-14.Most governments have set aside some frequency bands called the _______ bands for unlicensed usage.
Your Answer:Correct
Your Answer:Incorrect
Question 15 of 30
Q-15.If we need to split a 10BASE5 LAN into two independent LANs with each LAN using different higher level protocols, we need a ____________.
Your Answer:Correct
Your Answer:Incorrect
Question 16 of 30
Q-16.In a two-bytes address, the value of the EA fields are_______ and _______ respectively.
Your Answer:Correct
Your Answer:Incorrect
Question 17 of 30
Q-17.In distance vector routing, the updating packet conveys the knowledge of the router about ________________.
Your Answer:Correct
Your Answer:Incorrect
Question 18 of 30
Q-18.HDB3 is a _______ encoding method.
Your Answer:Correct
Your Answer:Incorrect
Question 19 of 30
Q-19.The value of the protocol field for the PAP protocol is ________.
Your Answer:Correct
Your Answer:Incorrect
Question 20 of 30
Q-20.Every domain can have a set of ______ records associated with it.
Your Answer:Correct
Your Answer:Incorrect
Question 21 of 30
Q-21.The table of a multiprotocol router normally contains addresses belonging to ____________ protocol(s).
Your Answer:Correct
Your Answer:Incorrect
Question 22 of 30
Q-22.Which of the following is possible in a taken passing bus network?
Your Answer:Correct
Your Answer:Incorrect
Question 23 of 30
Q-23.When a user dials a number, which of the following messages is sent by the D channel to the network?
Your Answer:Correct
Your Answer:Incorrect
Question 24 of 30
Q-24.A hard copy would be prepared on a ________
Your Answer:Correct
Your Answer:Incorrect
Question 25 of 30
Q-25.The sender's window in a sliding window protocol expands when _______.
Your Answer:Correct
Your Answer:Incorrect
Question 26 of 30
Q-26.Which is not an example for analog communication __________ .
Your Answer:Correct
Your Answer:Incorrect
Question 27 of 30
Q-27.In _______ the amplitude of the carrier signal is varied based on the information in a digital signal.
Your Answer:Correct
Your Answer:Incorrect
Question 28 of 30
Q-28.The maximum value of the window size in TCP is ___________.
Your Answer:Correct
Your Answer:Incorrect
Question 29 of 30
Q-29.An ISDN address uses _______ decimal digits to define a subaddress.
Your Answer:Correct
Your Answer:Incorrect
Question 30 of 30
Q-30.Communication circuits that transmit data in both directions but not at the same time are operating in
______
Your Answer:Correct
Your Answer:Incorrect