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A2.1 Network fundamentalsA2.1.2

Purpose, benefits and limitations of modern digital infrastructures

Describe the purpose, benefits and limitations of modern digital infrastructures

SL + HL≈ 45 minCommand term: DescribePremium

In this lesson

  • The purpose of the internet, cloud computing, distributed systems, edge computing and mobile networks
  • The benefits and limitations of each
  • Where each is used: the World Wide Web, cryptocurrency blockchains, smart traffic lights and a school

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What's inside

  1. LearnDigital infrastructure
  2. LearnCloud computing and distributed systems
  3. LearnEdge computing and mobile networks
  4. LabSmart traffic lights: edge or cloud?
  5. LearnInfrastructure in use
  6. CheckWhich infrastructure?
  7. CheckQuick check
  8. ExamWorked exam answer
  9. ReviewMistakes examiners see
  10. Exam practiceExam-style questions

Ends with 5 exam-style questions worth 14 marks, with a self-marking markscheme.