2nd Class Computers Science Introduction to Computer Question Bank

done Computer - The Smart Machine Total Questions - 20

• question_answer1)

  Which of the following devices helps you to do the given tasks?

  1. Listen to music

  2. Watch movies

  3. Solve sums

  A)
  done clear
  B)
  done clear
  C)
    done clear
  D)
         All of these done clear
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• question_answer2)
  A computer needs ________ to run.
  A)
  Energy               done clear
  B)
  Electricity    done clear
  C)
  Air and Water done clear
  D)
  Food done clear
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• question_answer3)
  Which of the following types of devices (marked as X and Y) comes touchscreen technology?

  X	Y

  A)
  Only X                done clear
  B)
          Only Y done clear
  C)
  Both X and Y      done clear
  D)
          Neither X nor Y done clear
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• question_answer4)
  Arithmetic and Logic Unit (ALU) is a part of the ____.
  A)
  VDU                 done clear
  B)
  CU done clear
  C)
  MU                   done clear
  D)
  CPU done clear
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• question_answer5)
  Which of the following statements is/are CORRECT regarding the given device?
  A)
  It is a smart machine. done clear
  B)
  It can store many things like words, numbers and pictures. done clear
  C)
  It works when it gets order from you. done clear
  D)
  All of these done clear
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• question_answer6)
  Select the hand-held device that can be connected with the desktop computer using a wire (known as data cable).
  A)
      done clear
  B)
             done clear
  C)
         done clear
  D)
         All of these done clear
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• question_answer7)
  Which of the following devices cannot work without the computer chip shown here?
  A)
            done clear
  B)
  done clear
  C)
    done clear
  D)
           Both [A] and [B] done clear
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• question_answer8)
       Which of the following is/are electronic device(s)?
  A)
  done clear
  B)
  done clear
  C)
        done clear
  D)
  All of these done clear
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• question_answer9)
  Which of the following statements is INCORRECT in context of a computer?
  A)
  It can work at a very high speed. done clear
  B)
  It has very good memory. It cannot forget the information stored in it. done clear
  C)
  It cannot do the same work again and again. It gets bored. done clear
  D)
  It cannot make any mistake on its own. done clear
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• question_answer10)
  Which of the following types of computer are used for special applications which require huge mathematical calculations?
  A)
  Mainframe computer done clear
  B)
  Palmtop done clear
  C)
  Laptop done clear
  D)
  None of these done clear
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• question_answer11)
  The first calculating device used by man was _______.
  A)
  Computer          done clear
  B)
         Calculator done clear
  C)
  Abacus                 done clear
  D)
         All of these done clear
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• question_answer12)
  With the help of a calculator, you can do large calculations in less time. Which of the following operations are performed by a calculator?
  A)
  Addition and subtraction operations done clear
  B)
  Multiplication and division operations done clear
  C)
  Scientific and financial calculations done clear
  D)
  All of these done clear
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• question_answer13)
  In a computer, files are stored in ______, which are also known as ______.
  A)
  Folders, Directories          done clear
  B)
  Directories, Files done clear
  C)
  Files, Folders       done clear
  D)
        Files, Drives done clear
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• question_answer14)
  Which of the following words when unscrambled can be used to complete the characteristic of the computer given below? Computer is a _____ machine.
  A)
  LOWS                 done clear
  B)
         BUDM done clear
  C)
  MARTS     done clear
  D)
        DIGIR done clear
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• question_answer15)
  Which of the following is a basic feature of a computer?
  A)
  It can think. done clear
  B)
  It can work without electricity. done clear
  C)
  It can store information. done clear
  D)
  It can make its own decisions. done clear
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• question_answer16)
  Which of the following is/are CORRECT difference between human being and computer?

  Computer	Human
  (1) It Cannot think on its own	They can think
  (2) It has feeling	They do not have feeling

  A)
  Only (1)   done clear
  B)
  Only (2) done clear
  C)
  Both (1) and (2)  done clear
  D)
        Neither (1) nor (2) done clear
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• question_answer17)
  Identify the devices marked as X and Y with the help of given information.

  Device X	Device Y
  It is not portable.	It comes with a touchpad.

  A)
  done clear
  B)
  done clear
  C)
  done clear
  D)
  done clear
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• question_answer18)
                        Unscramble the jumbled word given below, and select the CORRECT statement about it. EATBLT
  A)
  It cannot be carried from one place to another. done clear
  B)
  It can only be used by scientists. done clear
  C)
  It works with the help of battery, that can be charged with electricity. done clear
  D)
  All of these done clear
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• question_answer19)

  Identify the following:

  -It is used to search street locations, thus helps the travellers from getting lost.

  -It is known as GPS.

  A)
  done clear
  B)
  done clear
  C)
  done clear
  D)
  done clear
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• question_answer20)
  Which of the following statements is INCORRECT while working on the computer?
  A)
  You should bend forward and sit close to the computer monitor. done clear
  B)
  You should sit at least an arm's length away from the computer monitor. done clear
  C)
  You should take short breaks while working on a computer for long hours. done clear
  D)
  You should keep the computer away from dust and humidity. done clear
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