Memory and storage - OCR Primary memory is a key component of a computer system. Its function is to hold data and programs that are currently in use. Units and data representation - OCR All data ...

He explains and evaluates the current system of RFID chipping ... be relevant for teaching Computer Science. This topic appears in OCR, Edexcel, AQA, WJEC KS4/GCSE in England and Wales, CCEA ...