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Complete revision pack for Systems Software. Designed for OCR Computer Science (9-1) J276 but is more than useful for Computer Science students studying AQA and other exam boards.

Contains a revision booklet for the students, and a data units worksheet.

Contains everything the students need to know:

the purpose and functionality of systems software
- operating systems:
- user interface
- memory management / multitasking
- peripheral management and drivers
- user management
- file management
- utility system software:
- encryption software
- defragmentation
- data compression
- the role and methods of backup (full and incremental)

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