Class 2 | Computer Apps (2) | Lesson 3. Parts Of Computer

PAGE NO. 21

Test Yourself

Complete the names of following parts of a computer.
   
    1. M _ _ S E  ️               O U

    2. K _ Y B _ _ R D  ⌨️           E O R

    3. M _ N _ T _ R.  ️      O I O

    4. S _ E A K _ R _         P E S

    5. P R _ N T _ R  ️           I E

PAGE NO. 23

Exercise 樂

1. Tick (√) the correct answer.

    a. Which computer part helps you to
        hear sound?
        (i) UPS   (ii) Joystick   (iii) Speaker
    Ans : (iii) Speaker
   
    b. Which of these has many keys?
        (i) Mouse  (ii) Monitor  (iii) Keyboard
    Ans : (iii) Keyboard
   
    c. Which computer part helps in playing
        games and drawing pictures?
        (i)  Keyboard (ii) CPU  (iii) Mouse
    Ans : (iii) Mouse

    d. Which part of the computer is used
        to print out work on a paper.
        (i) Laser Printer (ii)Mouse (iii)Monitor
    Ans : (i) Laser Printer.

    e. Which of the following devices is
        used to store information?
        (i) Speaker (ii) CD (iii) Laser Printer
    Ans : (ii) CD

2. Write (T) for True and (F) for False for
    the following statements.
    a. We use speakers to record sounds or
        our voice in a computer.                  [F]
    b. Printer helps us to print what we see
        on the monitor.                                  [T]
    c. A computer has three main parts. [F]
    d. The buttons on a keyboard are called
        keys.                                                    [T]
    e. A pen drive can store a lot more
        information than a CD.                     [T]

3. Identify the computer parts labelled A and B.
    A. CD/DVD.         B. CD/DVD Drive

4. Guess who I am! Take the help of hints given below:
                       【HINTS BOX】
                              UPS
                              CPU
                          Keyboard
                        Microphone
                           Speakers
    a. I am a flat board with many keys on
        it.
    Ans : Keyboard

    b.I help you to hear music and other
        sounds from the computer.
    Ans : Speakers

    c. Through me you can record your
        voice into the computer.
    Ans : Microphone

    d. I keep the computer ON for some
        time even after the electricity goes
        off.
    Ans : UPS

    e. I am the brain of the computer.
    Ans : CPU

5. Answer the following questions.
    a. Name three types of printers.
    Ans : Three types of printers are Laser
        Printer, Inkjet Printer and Dot Matrix
        Printer

    b. Name the part of the computer
        which helps you to listen to songs on
        a computer ?
    Ans : Speakers and headphones helps
        us to listen songs on a computer.

    c. Write the full form of CPU.
    Ans : The full form of CPU is Central
        Process Unit.

    d. Name any two parts of the computer
        that help to store data.
    Ans : Any two parts of the computer
        that help us to store data are
        Compact Disc and Pen Drive.