CVSS Cheat Sheet 2026

The 30 highest-yield CVSS facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Which agency regulates radio frequency emissions? → FCC
2. Which RAID level provides disk mirroring with no parity, offering the highest read performance and full redundancy at the cost of 50% usable capacity? → RAID 1
3. What is the purpose of compression in video processing? → To reduce data size
4. What is the most important competency assessed in Access Control & Identity Management for professionals in this field? → Applied knowledge and practical problem-solving ability
5. Which best describes the scope of Cryptography & Data Protection in professional practice? → A comprehensive area covering both theoretical foundations and practical applications
6. Which best describes the scope of Vulnerability Assessment & Penetration Testing in professional practice? → A comprehensive area covering both theoretical foundations and practical applications
7. What is the recommended approach to staying current in Application Security & Development? → Regular professional development, industry publications, and peer collaboration
8. In VMS licensing, what is typically meant by a 'channel license'? → A license that authorizes one camera or video input to be managed by the VMS
9. What is the primary purpose of VMS 'user role' configuration? → To control what actions and resources each user can access within the VMS
10. Which regulatory body enforces workplace safety regulations? → OSHA
11. What is 'latency' in video transmission? → Transmission delay
12. What common challenge do professionals face when applying Threat Detection & Incident Response principles? → Balancing theoretical best practices with practical constraints and real-world conditions
13. Which camera sensor type is generally preferred for low-light video surveillance applications? → CCD (Charge-Coupled Device)
14. What is the most important competency assessed in Vulnerability Assessment & Penetration Testing for professionals in this field? → Applied knowledge and practical problem-solving ability
15. Which standard addresses electrical grounding requirements? → NEC
16. Which type of modulation is commonly used for video signal transmission? → Amplitude modulation (AM)
17. What does the term 'signal-to-noise ratio' (SNR) describe? → Ratio of signal to noise
18. What does 'bandwidth' refer to in video transmission? → Range of frequencies transmitted
19. What is a common sign that equipment requires maintenance? → Unusual noises and overheating
20. Which component converts analog video signals to digital? → Analog-to-digital converter
21. What is the most important competency assessed in Threat Detection & Incident Response for professionals in this field? → Applied knowledge and practical problem-solving ability
22. What is the primary purpose of safety standards in video systems? → To protect users and equipment
23. Which camera type uses a single sensor with a beam splitter to produce full-color video at all light levels? → 3-CCD camera
24. In a VMS, what does 'continuous recording' mode mean? → Video is recorded 24/7 regardless of events or motion
25. What is the first step in troubleshooting a video system issue? → Check the power supply and connections.
26. Which factor most significantly affects the bit rate (and thus storage requirement) of an H.264-encoded surveillance stream? → The amount of motion and scene complexity
27. What is the principle of least privilege in network security? → Users should have only the minimum access needed to perform their job functions
28. What common challenge do professionals face when applying Access Control & Identity Management principles? → Balancing theoretical best practices with practical constraints and real-world conditions
29. In video forensics, 'chain of custody' for recorded footage primarily requires: → Documenting who accessed, copied, or exported footage and maintaining its integrity
30. Which VMS feature allows operators to define rules that trigger alerts or recording changes when specific conditions are met in video feeds? → Event-based rules engine