Storage Types Comparison

Part of Secondary Storage · Section 2 of 11

DiagramUnit: 3.4 Computer SystemsGCSE
Secondary storage types diagram comparing magnetic hard disk drives (spinning platters, read/write head), solid state drives (NAND flash chips, no moving parts), and optical storage (CD/DVD/Blu-ray laser reading pits and lands), with speed, capacity, and cost comparisons

This diagram covers Storage Types Comparison within Secondary Storage for GCSE Computer Science. Revise Secondary Storage in 3.4 Computer Systems for GCSE Computer Science with 17 exam-style questions and 18 flashcards. This topic appears less often, but it can still be a useful differentiator on mixed-topic papers. It is section 2 of 11 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

Practice questions for Secondary Storage

Which of the following is a characteristic of secondary storage?

  • A. Data is lost when the computer is switched off
  • B. Data is retained when the computer is switched off
  • C. It is faster to access than RAM
  • D. It is only used to store the operating system
1 markfoundation

Describe how data is stored on a magnetic hard disk drive (HDD).

2 marksstandard

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