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MCQs

Total Questions : 885 | Page 24 of 89 pages
Question 231. What can greatly reduce TCP/IP configuration problems?
  1.    None of these
  2.    WINS Proxy
  3.    WINS Server
  4.    PDC
  5.    DHCP Server
 Discuss Question
Answer: Option E. -> DHCP Server
Question 232. Carrier is
  1.    a continuous frequency capable of being modulated or impressed with a second signal
  2.    None of these
  3.    a collection of interconnected functional units that provides a data communications service among stations attached to the network
  4.    One or more conductors that serve as a common connection for a related group of devices
  5.    the condition when two or more sections attempt to use the same channel at the same time
 Discuss Question
Answer: Option A. -> a continuous frequency capable of being modulated or impressed with a second signal
Question 233. Which of the following statements is correct for the use of packet switching?
  1.    the subdivision of information into individually addressed packets in conjunction with alternative routing arrangement enabled the transmission path to be altered in the event of congestion or individ
  2.    All of these
  3.    by employing wide bandwidth circuits for the trunk networks substantial economies through extensive sharing of capacity could be achieved.
  4.    the employment of additional intelligence within the network enabled more sophisticated error control and link control procedures to be applied
  5.    None of these
 Discuss Question
Answer: Option B. -> All of these
Question 234. In CRC there is no error if the remainder at the receiver is _____.
  1.    equal to the remainder at the sender
  2.    None of these
  3.    nonzero
  4.    zero
  5.    the quotient at the sender
 Discuss Question
Answer: Option D. -> zero
Question 235. A front-end processor is
  1.    None of these
  2.    preliminary processor of batch jobs.
  3.    a minicomputer that relieves main-frame computers at a computer centre of communications control functions
  4.    a user computer system
  5.    a processor in a large-scale computer that executes operating system instructions
 Discuss Question
Answer: Option C. -> a minicomputer that relieves main-frame computers at a computer centre of communications control functions
Question 236. Eight stations are competing for the use of a shared channel using the 'Adaptive tree Walk Protocol'. If the stations 7 and 8 are suddenly become ready at once, how many bit slots are needed to resolve the contention?
  1.    5 slots
  2.    7 slots
  3.    None of these
  4.    10 slots
  5.    14 slots
 Discuss Question
Answer: Option B. -> 7 slots
Question 237. What is the port number for NNTP?
  1.    119
  2.    None of these
  3.    80
  4.    79
  5.    70
 Discuss Question
Answer: Option A. -> 119
Question 238. Usually, it takes 10-bits to represent one character. How many characters can be transmitted at a speed of 1200 BPS?
  1.    120
  2.    10
  3.    None of these
  4.    1200
  5.    12
 Discuss Question
Answer: Option A. -> 120
Question 239. To connect a computer with a device in the same room, you might be likely to use
  1.    None of these
  2.    All of these
  3.    a coaxial cable
  4.    a ground station
  5.    a dedicated line
 Discuss Question
Answer: Option C. -> a coaxial cable
Question 240. How many bits internet address is assigned to each host on a TCP/IP internet which is used in all communications with the host?
  1.    None of these
  2.    64 - bits
  3.    32 - bits
  4.    16 - bits
  5.    48 - bits
 Discuss Question
Answer: Option C. -> 32 - bits

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