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41. The main circuit board in the computer that connects the parts of the computer is the
  A.  Hard drive
  B.  Motherboard
  C.  SMPS
  D.  Processor
     
   
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42. The communication line between CPU, memory and peripherals is called a
  A.  Bus
  B.  Cable
  C.  Media
  D.  None of these
     
   
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43. Which is not an integral part of computer?
  A.  CPU
  B.  Mouse
  C.  Monitor
  D.  UPS
     
   
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44. A (n) …… device is any hardware component that allows you to enter data and instructions into a computer?
  A.  output
  B.  communication
  C.  input
  D.  interaction
     
   
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45. The most common method of entering text and numerical data into a computer system is through the use of a
  A.  scanner
  B.  keyboard
  C.  plotter
  D.  All of these
     
   
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46. You can use the Tab key to
  A.  move the cursor down the screen
  B.  move a cursor across the screen
  C.  indent a paragraph
  D.  All of these
     
   
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47. In a keyboard, left-right-up-down set of keys facilitates which among the following functions?
  A.  Controlling RAM or process execution
  B.  Deleting Data or Modification
  C.  Initiating Search and Help
  D.  Page Scrolling to view a Document
     
   
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48. Shift, Ctrl, Alt are examples of which among the following category?
  A.  Primary Keys
  B.  Modifier Keys
  C.  Function Keys
  D.  Alternate Keys
     
   
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49. What type of device is a computer mouse?
  A.  All are correct
  B.  Input
  C.  pointing device
  D.  draw device
     
   
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50. First computer mouse was built by
  A.  Robert Zawacki
  B.  Oaniel Coogher
  C.  Douglas Engelbart
  D.  William English
     
   
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