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If you tap on a touchscreen, what happens next in the input process?

medium📝 Analysis Q4 of Q15
Intro to Computing - How Hardware Works
If you tap on a touchscreen, what happens next in the input process?
AThe screen prints the tap
BThe screen detects the touch and sends a signal
CThe device moves the mouse pointer
DThe keyboard types a letter
Step-by-Step Solution
Solution:

  1. Step 1: Understand touchscreen tap action

    When you tap, the screen senses the touch location.

  2. Step 2: Identify what the screen does with the touch

    The screen sends a signal to the computer about the touch event.

  3. Final Answer:

    The screen detects the touch and sends a signal -> Option B

  4. Quick Check:

    Touchscreen tap = Detect and signal [OK]
Quick Trick: Touchscreen sends signal after touch, no printing or typing [OK]
Common Mistakes:
MISTAKES
  • Thinking tap prints something
  • Confusing tap with mouse movement
  • Assuming keyboard types automatically

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