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MCQs

Total Questions : 885 | Page 9 of 89 pages
Question 81. The channel in the data-communication model can be
  1.    postal mail services
  2.    telephone lines
  3.    none of the above
  4.    radio lines
  5.    all the above
 Discuss Question
Answer: Option E. -> all the above
Question 82. Two or more computers connected to each other for sharing information form a ——
  1.    pipeline
  2.    router
  3.    server
  4.    tunnel
  5.    network
 Discuss Question
Answer: Option E. -> network
Question 83. Which of the following-Operating System does not implement multitasking truly?
  1.    Windows 98
  2.    Windows NT
  3.    Windows XP
  4.    none of the above
  5.    MS DOS
 Discuss Question
Answer: Option E. -> MS DOS
Question 84. Multi user systems provided cost savings for small business because they use a single processing unit to link several
  1.    Personal computers
  2.    Dumb terminals
  3.    Workstations
  4.    Mainframes
  5.    None of these
 Discuss Question
Answer: Option B. -> Dumb terminals
Question 85. A distributed network configuration in which all data/information pass through a central computer is
  1.    bus network
  2.    star network
  3.    ring network
  4.    Point-to-point network
  5.    None of these
 Discuss Question
Answer: Option B. -> star network
Question 86. Which of the following device is used to connect two systems, especially if the systems use different protocols?
  1.    hub
  2.    bridge
  3.    gateway
  4.    repeater
  5.    None of these
 Discuss Question
Answer: Option C. -> gateway
Question 87. The operating system creates.
  1.    Virtual computers
  2.    All the above
  3.    Virtual device
  4.    Virtual space
  5.    none of the above
 Discuss Question
Answer: Option A. -> Virtual computers
Question 88. A set of rules that computer on a network use to communicate with each other are called
  1.    Protocol
  2.    Regulations
  3.    Rules
  4.    Netiquettes
  5.    None of these
 Discuss Question
Answer: Option A. -> Protocol
Question 89. The vast network of computers that connects millions of people all over the world is called __________.
  1.    LAN
  2.    Web
  3.    Hypertext
  4.    Internet
  5.    None of these
 Discuss Question
Answer: Option D. -> Internet
Question 90. Number of bits per symbol used in Baudot code is .
  1.    7
  2.    9
  3.    8
  4.    5
  5.    none of the above
 Discuss Question
Answer: Option D. -> 5

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