Computer Science GCSE

Key

What Key means in Computer Science GCSE, as defined for OCR.

Definition of Key

Check what you remember

Read the wording for your board, then hide it and explain Key in your own words. Rough notes are fine. This is a self-check, with no mark or grade.

Reference: OCR

Controls the scrambling and unscrambling, and is required to encrypt and decrypt.

OCR · Wired and wireless networks, protocols and layers (study guide)

Topics that use Key

Wired and wireless networks, protocols and layers (OCR GCSE)

Related terms

Using Key in the exam

Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.

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All Computer Science GCSE terms