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An image has a resolution of 1920 x 1080 pixels. How many pixels does it contain in total?

medium📝 Analysis Q13 of Q15
Intro to Computing - How Data is Represented
An image has a resolution of 1920 x 1080 pixels. How many pixels does it contain in total?
A1920 pixels
B200,000 pixels
C1080 pixels
D2,073,600 pixels
Step-by-Step Solution
Solution:
  1. Step 1: Multiply width and height pixels

    Total pixels = 1920 (width) x 1080 (height) = 2,073,600 pixels.
  2. Step 2: Confirm calculation

    Multiplying these gives the total number of pixels in the image.
  3. Final Answer:

    2,073,600 pixels -> Option D
  4. Quick Check:

    1920 x 1080 = 2,073,600 [OK]
Quick Trick: Multiply width by height for total pixels [OK]
Common Mistakes:
MISTAKES
  • Adding instead of multiplying width and height
  • Confusing width or height as total pixels
  • Ignoring the multiplication step

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