SLR03 – Input output and storage (AS & A’Level) OCR A’LEVEL SLR03 Input, Output and Storage devices OCR A’LEVEL SLR03 Magnetic, Flash and Optical storage OCR A’LEVEL SLR03 RAM and ROM OCR A’LEVEL SLR03 Virtual storage Also in this topic... SLR01 – Structure and function of the processor (AS & A’Level) SLR06 – Software development (AS & A’Level) SLR12 – Web Technologies (AS & A’Level) SLR17 – Ethical moral and cultural issues (AS & A’Level) SLR 24 – Computational methods (A’Level Only)