General Security Concepts
60 free practice questions with explanations
PassNova has 60 free CompTIA Security+ practice questions on General Security Concepts, each with a clear explanation. Practise them in the browser with instant feedback — 100% free, no sign-up, on any device. Updated for 2026.
General Security Concepts: example questions & answers
Here are 6 example questions from this topic. Practise the full set of 60 free in the browser.
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Which element of the CIA triad ensures data is not modified by unauthorized parties?
- A Confidentiality
- B Integrity ✓
- C Availability
- D Authentication
Answer: Integrity ensures data remains accurate and unaltered by unauthorized parties.
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Which CIA element ensures only authorized users can view data?
- A Confidentiality ✓
- B Integrity
- C Availability
- D Accounting
Answer: Confidentiality restricts data access to authorized users only.
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Which CIA element ensures systems are accessible when needed?
- A Confidentiality
- B Integrity
- C Availability ✓
- D Authorization
Answer: Availability ensures resources are accessible to authorized users when required.
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In AAA, what does the second 'A' (authorization) determine?
- A Who you are
- B What you are allowed to do ✓
- C What you did
- D Where you are
Answer: Authorization determines what an authenticated user is permitted to access or do.
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In AAA, what does accounting provide?
- A Identity verification
- B Permission assignment
- C A record of user actions ✓
- D Encryption
Answer: Accounting tracks and records user activities for auditing and accountability.
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Which control category includes firewalls, encryption, and antivirus?
- A Managerial
- B Operational
- C Technical ✓
- D Physical
Answer: Technical (logical) controls are implemented through technology like firewalls and encryption.