Daily Practice · GCSE Computer Science

Daily Practice - GCSE Computer Science

Systems, data representation, networks, algorithms and programming.

2nd August 2025

5 questions · GCSE · 123 questions in this band

1
Producing Robust Programs
A password field requires between 6 and 12 characters. State two boundary data values that should be used to test this field.
2
Boolean Logic
Given P = 0 and Q = 1, state the value of P OR Q.
3
Data Representation: Number Systems
Convert the hexadecimal number 1A to denary.
4
Data Representation: Images, Sound and Compression
Define the term 'pixel'.
5
Programming Practice: Writing and Refining Programs
State the pseudocode operator commonly used to join (concatenate) two strings, then show how it joins 'Rev' and 'ision' to produce 'Revision'.

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