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MCQs

Total Questions : 885 | Page 7 of 89 pages
Question 61. Smaller and less expensive PC-based servers are replacing ____ in many businesses.
  1.    supercomputers
  2.    mainframes
  3.    laptops
  4.    clients
  5.    None of these
 Discuss Question
Answer: Option B. -> mainframes
Question 62. Usually, in MSDOS, the primary hard disk drives has the drive letter __
  1.    A
  2.    B
  3.    D
  4.    C
  5.    none of the above
 Discuss Question
Answer: Option D. -> C
Question 63. The synchronous modems are more costly than the asynchronous modems because
  1.    they produce large volume of data
  2.    they contain clock recovery circuits
  3.    they transmit the data with stop and start bits.
  4.    they operate with a larger bandwidth
  5.    None of these
 Discuss Question
Answer: Option B. -> they contain clock recovery circuits
Question 64. Officer LANs that are spread geographically apart on a large scale can be connected using a corporate
  1.    CAN
  2.    LAN
  3.    DAN
  4.    WAN
  5.    TAN
 Discuss Question
Answer: Option D. -> WAN
Question 65. The loss in signal power as light travels down the fiber is called
  1.    interruption
  2.    progragation
  3.    scattering
  4.    attenuation
  5.    none of the above
 Discuss Question
Answer: Option D. -> attenuation
Question 66. Network components are connected to the same cable in the— topology,
  1.    mesh
  2.    ring
  3.    bus
  4.    star
  5.    mixed
 Discuss Question
Answer: Option D. -> star
Question 67. Which is not the function of the Operating System?
  1.    Memory management
  2.    Disk management
  3.    Virus Protection
  4.    Application management
  5.    none of the above
 Discuss Question
Answer: Option C. -> Virus Protection
Question 68. Multiprogramming systems:
  1.    Are easier to develop than single programming systems
  2.    Execute more jobs in the same time period
  3.    Execute each job faster
  4.    Are used only one large mainframe computers.
  5.    none of the above
 Discuss Question
Answer: Option B. -> Execute more jobs in the same time period
Question 69. The operating system manages
  1.    all the above
  2.    Processes
  3.    Disks and I/O devices/
  4.    Memory
  5.    none of the above
 Discuss Question
Answer: Option A. -> all the above
Question 70. A characteristic of a file server is which of the following ?
  1.    Acts as a fat client and is limited to one PC
  2.    Manages file operations and is limited to one PC
  3.    Acts as a fat client and is shared on a network
  4.    Manages file operations and is shared on a network
  5.    None of these
 Discuss Question
Answer: Option D. -> Manages file operations and is shared on a network

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