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Pearson Edexcel International · IGCSE · Information and Communication Technology

Network Security and Threats
Practice Questions

40 Pearson Edexcel International IGCSE Information and Communication Technology questions on Network Security and Threats, each with instant feedback and a full examiner-style mark scheme.

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✨ Revision guide includes key terms, worked examples and exam technique for Network Security and Threats.

Try 2 sample questions on Network Security and Threats

Question 1 · 1 mark · Difficulty 1/3

What is ransomware?

  1. Software used to pay safely for goods bought online
  2. Malware that locks or encrypts files and demands payment to release them
  3. A program that backs up files to cloud storage each night
  4. A device that protects a network from outside hackers
Show answer & explanation
✓ Answer: B — Malware that locks or encrypts files and demands payment to release them
Award 1 mark. Ransomware attacks have shut down hospitals and businesses. Paying does not guarantee files will be returned.
Question 2 · 1 mark · Difficulty 1/3

What is a computer virus?

  1. A fault in a computer's power supply that stops it starting
  2. Malware that attaches itself to files and spreads when they are run or shared
  3. A program that finds and removes harmful software from files
  4. An illness that is passed on by people sharing keyboards
Show answer & explanation
✓ Answer: B — Malware that attaches itself to files and spreads when they are run or shared
Award 1 mark. Viruses need a host file and usually some user action, such as opening an infected attachment, to spread.
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20 questions · 25 min · free

Pearson Edexcel International IGCSE Information and Communication Technology: Network Security and Threats FAQ

Is Kramizo free for Pearson Edexcel International IGCSE students preparing for Information and Communication Technology?
Yes — completely free. Every student gets 45 questions a day on the free plan, with no card required and no trial countdown. That free quota works across every subject and every topic in our bank, so you can mix Network Security and Threats practice with other Information and Communication Technology topics or even switch to a totally different Pearson Edexcel International subject without paying anything. Kramizo's optional Pro plan removes the daily cap and adds detailed progress analytics, but the free tier is the real product — used by thousands of GCSE, IGCSE and CSEC students.
Are the Network Security and Threats questions aligned to the official Pearson Edexcel International IGCSE Information and Communication Technology syllabus?
Every question is written against the published Pearson Edexcel International IGCSE Information and Communication Technology specification, including the exact command words (state, describe, explain, calculate, evaluate, etc.), mark allocations, and difficulty tier you'd see on a real Pearson Edexcel International paper. Explanations are written in the style of official examiner mark schemes — they tell you what is being awarded marks and why distractors are wrong, not just whether you got it right. The bank is continually refined to match the latest syllabus updates from Pearson Edexcel International.
How is Network Security and Threats typically tested on Pearson Edexcel International IGCSE Information and Communication Technology papers?
Network Security and Threats appears across multiple question types on real Pearson Edexcel International IGCSE Information and Communication Technology papers — most commonly as multiple-choice questions in the objective section, structured short-answer questions in the main paper, and occasionally as part of an extended response. Kramizo's practice bank reflects that mix: 4-option MCQs, true/false statements, fill-in-the-blank key terms, multi-select questions, and ordering questions. Working through the bank gives you exposure to every question style examiners actually use.

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