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Reading and writing files
Predict exactly what programs do when they open, read, write and append to text and CSV files.
⏱ 20 min❓ 8 questions
What you'll be able to do
- ✔I can choose the correct file mode: read, write or append
- ✔I can predict what a program reads from or writes to a text file
- ✔I can split a CSV line into fields and convert them to the right type
How this works
- 1Read the short explanations first — they teach you what you need before each question.
- 2Answer each question, then tap Check. A right answer moves you on automatically; if it's wrong, you'll see a friendly explanation of why.
- 3Finish all 3 steps to see your score — sign in and subscribe to unlock the full lesson and save it.
What's inside
8 questions and 1 quick teaching card, including:
- 🔗Match the pairs — Choose the partner that goes with each item.
- 🔘Multiple choice — Tap the answer you think is best, then check it.
👪Grown-up tip: sit alongside younger learners for the first few lessons. Read the questions together and chat about the explanations — that's where the real learning sticks.
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Curriculum: AC9TDI10P07