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MCQs

Total Questions : 885 | Page 37 of 89 pages
Question 361. Which of the following performs modulation and demodulation?
  1.    modem
  2.    satellite
  3.    coaxial cable
  4.    fiber optic
  5.    None of these
 Discuss Question
Answer: Option A. -> modem
Question 362. The term "remote job entry" relates to
  1.    transaction processing
  2.    None of these
  3.    batch processing
  4.    distributed processing
  5.    realtime processing
 Discuss Question
Answer: Option C. -> batch processing
Question 363. A decrease in magnitude of current, voltage, a power of a signal in transmission between points, is known as
  1.    None of these
  2.    Aloha
  3.    Amplitude
  4.    Attenuation
  5.    Carrier
 Discuss Question
Answer: Option D. -> Attenuation
Question 364. Interconnected networks need communication processors such as switches, routers, hubs, and gateways. Select the best fit for answer:
  1.    TCP/IP
  2.    Open Systems
  3.    Protocol
  4.    Internetwork processor
 Discuss Question
Answer: Option D. -> Internetwork processor
Question 365. Data communications monitors available on the software market include
  1.    ENVIRON/1
  2.    Telenet
  3.    BPL
  4.    None of these
  5.    TOTAL
 Discuss Question
Answer: Option A. -> ENVIRON/1
Question 366. What is the default subnet mask for a class A network?
  1.    127.0.0.1
  2.    255.255.255.0.0
  3.    255.255.255.0
  4.    255.0.0.0
  5.    None of these
 Discuss Question
Answer: Option D. -> 255.0.0.0
Question 367. When using the loopback address, if TCP/IP is installed correctly, when should you receive a response?
  1.    Only if the address fails
  2.    Immediately
  3.    Within two minutes
  4.    None of these
  5.    After the next host comes online
 Discuss Question
Answer: Option B. -> Immediately
Question 368. The modern enterprise is interconnected internally and externally by the Internet, intranets, and other networks. Select the best fit for answer:
  1.    Client/Server networks
  2.    None of these
  3.    Internetworked enterprise
  4.    Business applications of telecommunications
  5.    Information super highway
 Discuss Question
Answer: Option C. -> Internetworked enterprise
Question 369. The data communication support should include, but is not restricted to
  1.    file and database access
  2.    file transfer and transaction processing
  3.    All of these
  4.    terminal support, electronic mail and voice grams.
 Discuss Question
Answer: Option C. -> All of these
Question 370. MAC is
  1.    a very common bit-oriented data link protocol issued to ISO.
  2.    a method access control technique or multiple-access transmission media
  3.    network access standard for connecting stations to a circuit-switched network
  4.    a method of determining which device has access to the transmission medium at any time
  5.    None of these
 Discuss Question
Answer: Option D. -> a method of determining which device has access to the transmission medium at any time

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