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Why testing matters

Why testing matters

Testing is running a program or algorithm with selected inputs to check whether the outputs match the requirements. Programmers use it to find faults early and to check that valid input is accepted.

Testing Lesson

  1. GCSE
  2. /Computer Science
  3. /Testing

Step-by-step lessons on OCR GCSE Computer Science Testing. Each one builds up to exam-style questions. Build strong foundations in binary, logic and core programming constructs before moving on to the more complex algorithm design and evaluation questions.

Lessons