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Cambridge IGCSE Computer Science practice

Paper 1 structured question: Data storage

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Data storage

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Paper 1Computer Systems1 marks

Understanding the role of secondary storage in computer systems.

Description

Secondary Storage Overview

Secondary storage is essential for storing data long-term. It includes devices like hard drives and SSDs, which are not directly accessible by the CPU.

  1. a

    State the purpose of secondary storage in a computer system.

    Aim for approximately 1 distinct marking point.

    [1]

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Paper 1 structured question: Data storage

Paper 1Computer Systems2 marks

Description

Characteristics of Secondary Storage

Secondary storage devices are non-volatile and provide long-term data retention. They are slower than primary storage and include various types of media.

  1. a

    Explain two characteristics of secondary storage.

    Aim for approximately 2 distinct marking points.

    [2]