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HTET PGT CS · UNIT 08

Cyber Security – Previous Year Questions

3 questions from past HTET PGT Computer Science papers, each with the correct answer. Open any question for its explanation.

Topic-wise mock tests

  1. Which is known as a piece of program code that attaches itself to legitimate program code, and runs when the legitimate program runs and harms the system?
    Answer: A. Virus HTET 2024 PGT Computer Science · 30 July 2025
  2. A .......... does not perform any destructive action directly and instead, only consumes system resources to bring it down.
    Answer: B. Worm HTET 2024 PGT Computer Science · 30 July 2025
  3. In the context of computers and internet, choose the odd one out from the following :
    Answer: D. Comodo HTET 2022 PGT Computer Science