A smart robotic lawnmower's control unit contains both RAM and ROM.
Tick (✓) one box in each row to show whether each statement is true for the RAM or the ROM in the lawnmower's control unit.
| Statement | RAM | ROM |
|---|---|---|
| Stores the hard-coded bootloader instructions used to initialize the lawnmower's hardware components when powered on. | ||
| Its contents are volatile, meaning all active runtime parameters and system variables are lost when the unit is completely switched off. | ||
| Temporarily holds the coordinate map and real-time sensor readings currently being processed by the CPU during a mowing operation. |
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.