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Primary storage (memory)

Primary storage (memory)

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Question 3
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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.

StatementRAMROM
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.
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Markscheme

Primary storage (memory) Questions

  1. GCSE
  2. /Computer Science
  3. /Primary storage (memory)

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.

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