HomeLearn Fast select Course
Show Unit/ChapterChange UnitChange SubjectLast Menu
CBSE-IX-Foundation percent 25252520of%25252520Information%25252520Technology%25252520.

02: Computer System Organisation

 digibest Free NCERT Solutions with no signup needed page 3
Qstn# D-3 Prvs-QstnNext-Qstn
  • #3
    Koshin, a class IX student, is learning computers. Yesterday her teacher taught a chapter about input devices and gave an assignment. Help her do so. (i) Which of the following statements are true about input devices?
    a) Input device is any software device.
    (b) Input device allows user to interact with computer.
    (c) Keyboard is an input device.
    (d) Input devices are not visible. (ii) Name few input devices. (i) Which of the following statements are true about input devices?
    a) Input device is any software device.
    (b) Input device allows user to interact with computer.
    (c) Keyboard is an input device.
    (d) Input devices are not visible. (ii) Name few input devices.
    Ans : (i) (b) and (c) statements are true. (ii) Keyboard, mouse, joystick, light pen and touch screen. (i) (b) and (c) statements are true. (ii) Keyboard, mouse, joystick, light pen and touch screen.
  • #3-i
    Which of the following statements are true about input devices?
    a) Input device is any software device.
    (b) Input device allows user to interact with computer.
    (c) Keyboard is an input device.
    (d) Input devices are not visible.
    Ans : (b) and (c) statements are true.
  • #3-ii
    Name few input devices.
    Ans : Keyboard, mouse, joystick, light pen and touch screen.