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Learning objective

Understand the universal serial bus (USB) interface and describe its role in data transmission, including its advantages and disadvantages.

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Cambridge IGCSE Computer ScienceData transmission

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Quick explanation

Understand the universal serial bus (USB) interface and describe its role in data transmission, including its advantages and disadvantages

  • This point belongs to Types and methods of data transmission, especially Types and methods of data transmission outcomes.
  • You need to be able to understand the universal serial bus (USB) interface and describe its role in data transmission, including its advantages and disadvantages.
  • The key ideas to know are Understand, Explain, and Describe.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

UnderstandExplainDescribe

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Description

USB Technology Overview

The Universal Serial Bus (USB) is a standard for connecting devices to computers. It supports various data transfer speeds and can provide power to devices.

  1. a

    State one advantage of USB technology.

    Aim for approximately 1 distinct marking point.

    [1]
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