Exam-style question
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Which is the best example of a practical use of a data structure?.
- A.Organising a set of student names so that a program can process them
- B.Changing the brightness of a monitor by pressing a button
- C.Connecting a computer to a power supply
- D.Printing a computer's model number on its casing
Model answer
What a good answer should say
- Organising a set of student names so that a program can process them
Explanation
Why this works
A data structure can organise related data, such as student names, for use by a program. The other options describe hardware or physical actions rather than organising data.
Common mistake
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