Common Mistakes
Computer Science Principles · AP · Impact of Computing
Focus
Evaluate beneficial and harmful effects of computing innovations.
Frequent mistakes
1. Applying a neighboring CED skill that does not match this topic 2. Skipping required conditions or theorem hypotheses 3. Computing without checking whether the result answers the prompt 4. Losing track of units, signs, or AP free-response justification
How to avoid them
- Restate what 5.1 asks before computing
- Name the definition or theorem you are using
- Check one special case or estimate
- Ask whether the final statement matches the CED skill
Quick self-check
- [ ] I can name one common mistake for 5.1
- [ ] I can explain how to catch that mistake
- [ ] I can redo one item carefully after spotting an error
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