Daily Practice · GCSE Computer Science

Daily Practice - GCSE Computer Science

Systems, data representation, networks, algorithms and programming.

27th September 2026

5 questions · GCSE · 123 questions in this band

1
Algorithms
An array contains [9, 2, 6], to be sorted using insertion sort. Show the state of the array after each new element has been inserted into its correct position.
2
Translators and Integrated Development Environments (IDEs)
State why a program written in a high level language must be translated.
3
1D and 2D Array Processing: Writing and Tracing Programs
Explain what happens if a program tries to read index 5 of an array declared with 5 elements.
4
Programming Fundamentals
Write one line of pseudocode that converts the string stored in heightInput into a real number and stores it in a variable called height.
5
Producing Robust Programs
Explain why iterative testing, carried out throughout development, tends to make errors cheaper to fix than relying only on final testing.

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