Strings, characters, and indexes
Strings, characters, and indexes

A string is a sequence of characters stored as one item, such as "AQA" or "8525". A character is one symbol, such as "A", "7", "!" or a space.
Step-by-step lessons on AQA GCSE Computer Science String handling operations in a programming language. 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.