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Optical Storage

Eduqas ICT (5539)U1 L04GCSELesson packSubscription
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  • 9 questions
  • 27 marks
  • about 30 minutes
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Question types: short answer, multiple choice, fill the gap, true or false, matching.

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About this resource

Eduqas 5539 Unit 1, sub-point 1.1.1 — the third of four storage lessons, and the one that draws solid-state, magnetic and optical storage together. How CDs, DVDs and Blu-ray discs work, why optical storage persists for distribution and tamper-proof archiving, and how to choose a storage type for…

17 slides.

Lesson outline

  1. Do Now — Recap Lessons 2 and 3
  2. Keywords for This Lesson
  3. Quick Check — How Does a Laser Read a Disc?
  4. How Optical Storage Works
  5. Quick Check — Which Holds the Most Data?
  6. Types of Optical Disc, and Comparing All Three Storage Types
  7. Quick Check — Choosing Across All Three Storage Types
  8. Hinge Check — Is Optical Storage Obsolete?
  9. Why Optical Storage Persists
  10. Modelled Example — Justifying a Choice
  11. Main Activity, Part 1 — Plan Your Answer
  12. Main Activity, Part 2 — Write Your Answer
Unit bundleUnit 1 · Lessons
Part of: Unit 1 · Lessons: the whole unitEvery resource in the unit in one zip.

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