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281. Ethernet, token ring and token bus are types of
  A.  LAN
  B.  WAN
  C.  communication channels
  D.  physical media
     
   
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282. The advantage of LAN is
  A.  backing up your data
  B.  sharing peripherals
  C.  saving all your data
  D.  accessing the Web
     
   
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283. Computer connected to a LAN can ………
  A.  run faster
  B.  go online
  C.  share information and/or share peripheral equipment
  D.  E-mail
     
   
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284. Which of the following items is not used in Local Area Network (LANs)?
  A.  Cable
  B.  Computer
  C.  Modem
  D.  Interface card
     
   
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285. Which type of network would use phone lines?
  A.  WAN
  B.  Wireless
  C.  WWAN
  D.  LAN
     
   
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286. ……… is the most important/powerful computer in a typical network.
  A.  Network client
  B.  Network switch
  C.  Network station
  D.  Network server
     
   
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287. A ……… is an agreement between the communication parties on how communication is to proceed.
  A.  protocol
  B.  SLA
  C.  Path
  D.  Bond
     
   
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288. What is the name of the derive that links your computer with other computers and information services through telephone lines?
  A.  Modem
  B.  LAN
  C.  WAN
  D.  Server
     
   
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289. What is the function of a modem?
  A.  Encryption and decryption
  B.  Converts analog signals to digital signals and vice-versa
  C.  Converts data to voice and vice- versa
  D.  Serves as a hardware antivirus
     
   
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290. The hardware device or software program that sends messages between network is known as a
  A.  bridge
  B.  backbone
  C.  router
  D.  Other than those given as options
     
   
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