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You want to design an app that works both on mobile and desktop devices. Which approach is best?

hard🚀 Application Q8 of Q15
Intro to Computing - How Software Works
You want to design an app that works both on mobile and desktop devices. Which approach is best?
ABuild only a desktop app and expect it to run on phones
BCreate a responsive web app that adapts to screen size and input methods
CDevelop a mobile app and install it on desktops
DMake two separate apps with no shared code
Step-by-Step Solution
Solution:

  1. Step 1: Identify cross-device compatibility

    A responsive web app can adjust layout and controls for both desktop and mobile devices.

  2. Step 2: Compare other options

    Building separate apps or expecting desktop apps to run on phones is inefficient or impossible.

  3. Final Answer:

    Create a responsive web app that adapts to screen size and input methods -> Option B

  4. Quick Check:

    Best cross-device app = Responsive web app [OK]
Quick Trick: Responsive web apps fit all devices easily [OK]
Common Mistakes:
MISTAKES
  • Expecting desktop apps to run on phones
  • Ignoring shared code benefits

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