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MCQs

Total Questions : 885 | Page 5 of 89 pages
Question 41. A MODEM is connected in between a telephone line and a __________.
  1.    Network
  2.    Computer
  3.    Communication Adapter
  4.    Serial Port
 Discuss Question
Answer: Option B. -> Computer
Question 42. Computers connected to a LAN can
  1.    run faster
  2.    go on line
  3.    share information and/or share peripheral equipment
  4.    E-mail
  5.    None of these
 Discuss Question
Answer: Option C. -> share information and/or share peripheral equipment
Question 43. The most important or powerful computer in a typical network is
  1.    desktop
  2.    network cliejit
  3.    network station
  4.    network server
  5.    None of these
 Discuss Question
Answer: Option D. -> network server
Question 44. A dumb terminal has
  1.    An embedded micro process
  2.    Extensive memory
  3.    A keyboard and screen
  4.    Independent processing
  5.    None of these
 Discuss Question
Answer: Option C. -> A keyboard and screen
Question 45. An example of a medium speed, switched communications service is
  1.    series 1000
  2.    data phone 50
  3.    All of the above
  4.    ODD
  5.    none of the above
 Discuss Question
Answer: Option D. -> ODD
Question 46. Encryption and decryption are functions of
  1.    Transport layer
  2.    None of these
  3.    Presentation layer
  4.    Allot the above
  5.    Session layer
 Discuss Question
Answer: Option E. -> Session layer
Question 47. Computers connected to a LAN (Local Area Network) can __________.
  1.    run faster
  2.    go on line
  3.    share information and/or share peripheral equipment
  4.    E-mail
  5.    None of these
 Discuss Question
Answer: Option C. -> share information and/or share peripheral equipment
Question 48. An example of a telecommunications device is a
  1.    keyboard
  2.    mouse
  3.    printer
  4.    modem
  5.    None of these
 Discuss Question
Answer: Option D. -> modem
Question 49. For separating channels in FDM, it is necessary to use
  1.    Differentiation
  2.    Band pass filters
  3.    Time slots
  4.    All of the above
  5.    None of these
 Discuss Question
Answer: Option C. -> Time slots
Question 50. What device separates a single network into two segments but lets the two segments appear as one to higher protocols?
  1.    Switch
  2.    Bridge
  3.    Gateway
  4.    Router
  5.    None of these
 Discuss Question
Answer: Option B. -> Bridge

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