Q1: Which key is used to cancel a selection or a procedure?
- a) spacebar
- b) esc
- c) arrow
- d) enter
Q2: The mouse that functions on light sense.
- a) mechanical
- b) wireless
- c) cordless
- d) optical
Q3: Instead of mouse, which of the following is used to control pointer by rotating a ball?
- a) trackball
- b) touchpad
- c) joystick
- d) all
Q4: The device that is operated by moving across text and images.
- a) mouse
- b) light pen
- c) camera
- d) scanner
Q5: Which of the following is not considered as scanning device?
- a) light pen
- b) bar code reader
- c) MICR
- d) OCR
