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Cybersecurity Fundamentals MCQs

Practice Cybersecurity Fundamentals MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 2
Computer & Networking BasicsCybersecurity Fundamentals

Which security property aims to prevent unauthorized alteration of data?

  • AIntegrity
  • BLatency
  • CThroughput
  • DFragmentation
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Correct Answer: A. Integrity
Explanation: Integrity concerns the correctness and trustworthiness of data and protection against unauthorized modification.
Reference: Standard computer and networking fundamentals: cybersecurity fundamentals
Question 3
Computer & Networking BasicsCybersecurity Fundamentals

Which security property aims to keep systems and data accessible to authorized users when required?

  • AAvailability
  • BCompression
  • CModulation
  • DAddress resolution
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Correct Answer: A. Availability
Explanation: Availability is the security objective of maintaining timely and reliable access to systems and information.
Reference: Standard computer and networking fundamentals: cybersecurity fundamentals
Question 4
Computer & Networking BasicsCybersecurity Fundamentals

Phishing is an attack that commonly attempts to?

  • ATrick users into revealing credentials or other sensitive information
  • BIncrease Ethernet bandwidth
  • CImprove routing convergence
  • DRepair corrupted files automatically
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Correct Answer: A. Trick users into revealing credentials or other sensitive information
Explanation: Phishing uses deceptive messages or sites to manipulate users into disclosing information or taking unsafe actions.
Reference: Standard computer and networking fundamentals: cybersecurity fundamentals
Question 5
Computer & Networking BasicsCybersecurity Fundamentals

Using a unique strong password together with multi-factor authentication primarily improves account security by?

  • ARequiring more than one form of evidence and reducing reliance on a password alone
  • BMaking IP addresses unnecessary
  • CEliminating all malware permanently
  • DIncreasing physical cable bandwidth
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Correct Answer: A. Requiring more than one form of evidence and reducing reliance on a password alone
Explanation: MFA adds an independent authentication factor, so possession of a password alone is less likely to be sufficient for account access.
Reference: Standard computer and networking fundamentals: cybersecurity fundamentals