a) Explain what antivirus software is and how it can be used to ensure data security. b)
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a) Explain what antivirus software is and how it can be used to ensure data security.
b) Explain how a firewall can be used to identify illegal attempts at accessing a computer system and how they can be used to keep data safe.
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Related Book For
Cambridge International AS & A Level Computer Science
ISBN: 9781510457591
1st Edition
Authors: David Watson, Helen Williams
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