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Computer Studies 2020 WAEC Past Questions

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41

Removing a program on a computer properly requires?     

  • A. deleting.      
  • B. archiving.        
  • C.  disabling.       
  • D. uninstalling.
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42

A feature on the computer desktop that indicates the current active applications is called?   

  • A.  icon.         
  • B. menu bar.   
  • C.  ribbon.     
  • D. task bar.
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43

In a Windows operation involving dragging and dropping an item on the desktop, the item will be?     

  • A. deleted from the screen.       
  • B.  duplicated.     
  • C. moved to a new location.   
  • D.  renamed.
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44

Digital signals can be represented by:   

I. Binary Codes

Il.0 and 1

III. High and Low Which of the following options is correct?

 

  • A.  l and Il only     
  • B.   I and lIl only        
  • C.  II and lIl only     
  • D.  I, Il and III
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45

A single hexadecimal digit is represented by?       

  • A. one bit.      
  • B. two bits.     
  • C. four bits     
  • D.  eight bits.
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts