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Learning objective

Comprehend the blockchain process and its role in monitoring digital currency transactions. Note: Blockchain is essentially a digital ledger consisting of an unchangeable sequence of time-stamped records.

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Cambridge IGCSE Computer ScienceThe internet and its uses

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Quick explanation

Comprehend the blockchain process and its role in monitoring digital currency transactions. Note: Blockchain is essentially a digital ledger consisting of an unchangeable sequence of time-stamped records

  • This point belongs to D igital currency, especially D igital currency outcomes.
  • You need to be able to comprehend the blockchain process and its role in monitoring digital currency transactions. Note: Blockchain is essentially a digital ledger consisting of an unchangeable sequence of time-stamped records.
  • The key ideas to know are Understand and Explain.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

UnderstandExplain

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This objective helps connect D igital currency outcomes to exam-style questions, flashcards, and revision notes for D igital currency.

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Paper 1 structured question: D igital currency

Paper 1Computer Systems2 marks

Description

Blockchain Overview

Blockchain is a digital ledger technology that records transactions in an unchangeable sequence, ensuring security and transparency.

  1. a

    Explain the significance of time-stamped records in blockchain technology.

    Aim for approximately 2 distinct marking points.

    [2]
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