An autonomous deep-sea research probe is programmed to descend to the ocean floor, measure water salinity and temperature, and transmit the collected data back to a research vessel via acoustic telemetry.
The probe's embedded microcontroller contains both RAM and ROM.
State one key difference between RAM and ROM.
15 exam-style questions on OCR GCSE Computer Science Primary storage (memory). Each one has a worked solution and a mark scheme showing where the marks go.