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ZIMSEC A-Level Computer Science

4.2Common threats and software vulnerabilities

Common threats and software vulnerabilities in ZIMSEC A-Level Computer Science: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives

What the syllabus expects you to be able to do.

  1. 4.2.1Analyse common threats and vulnerabilities of computer systems and identify their sources.
  2. 4.2.2Evaluate the main counter-measures to software and system attacks.

Lessons

  • Threats and vulnerabilities to computer systems

    55 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Common threats and software vulnerabilities: sample question

1 mark

Which type of malware encrypts a user's files and demands payment for the key?

Choose one answer

Turn Common threats and software vulnerabilities into a strength.

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