IGCSE Computer Science 0478: Maintainable programs and exam answers

Students learn how comments, reuse and single-point changes make subroutine-based programs easier to maintain, and how to write full exam answers on the topic.

One content description from the full IGCSE Computer Science 0478 — 8.1c Procedures and Functions journey. All 6 modules below are in that journey too, with the same content — add just these to a class, or the whole strand.

Modules (6)

1 Comments above a subroutine 2 Reuse: write once, call many times 3 Changing code in one place 4 Subroutines make programs easier to test and read 5 Explaining how subroutines make a program easier to maintain 6 Writing exam answers about procedures and functions

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