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Cambridge IGCSE Information and Communication Technology practice

Paper 1 structured question: Reduce file sizes for storage or transmission

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Reduce file sizes for storage or transmission

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Paper 1Theory2 marks

Understanding file compression and its benefits.

Description

File Compression Formats

Two common file compression formats are .zip and .rar. Both can compress files to reduce their size for storage or transmission.

  1. a

    Identify two benefits of compressing files using formats like .zip or .rar.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 1 structured question: Reduce file sizes for storage or transmission

Paper 1Theory3 marks

Description

File Compression

A user wants to send a large document via email but the file size is too large. They decide to compress the file using a .zip format before sending it.

  1. a

    Explain why the user should compress the file before sending it by email.

    Aim for approximately 3 distinct marking points.

    [3]