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Learning objective

Recognize the definition of an output device and its necessity. Examples include actuators, digital light processing (DLP) projectors, inkjet printers, laser printers, light emitting diode (LED) screens, liquid crystal display (LCD) projectors, LCD screens, speakers, and 3D printers.

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  • Read the explanation.
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  • Practise with linked questions.
Cambridge IGCSE Computer ScienceSubject content

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Quick explanation

Recognize the definition of an output device and its necessity. Examples include actuators, digital light processing (DLP) projectors, inkjet printers, laser printers, light emitting diode (LED) screens, liquid crystal display (LCD) projectors, LCD screens, speakers, and 3D printers

  • This point belongs to Input and output devices, especially Input and output devices outcomes.
  • You need to be able to recognize the definition of an output device and its necessity. Examples include actuators, digital light processing (DLP) projectors, inkjet printers, laser printers, light emitting diode (LED) screens, liquid crystal display (LCD) projectors, LCD screens, speakers, and 3D printers.
  • The key ideas to know are Define, Explain, and Identify.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DefineExplainIdentify

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This objective helps connect Input and output devices outcomes to exam-style questions, flashcards, and revision notes for Input and output devices.

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Paper 1 structured question: Input and output devices

Paper 1Computer Systems1 marks

Description

Output Devices

Output devices are essential components of computer systems that convey information to users or other devices. Examples include printers, projectors, and speakers.

  1. a

    State one example of an output device.

    Aim for approximately 1 distinct marking point.

    [1]
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