IT and Technology Cheat Sheet 2026

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

1. What should be the first action when a new regulation is enacted that affects your practice? → Review the regulation, assess its impact, and develop an implementation plan
2. What common challenge do professionals face when applying Access Control & Identity Management principles? → Balancing theoretical best practices with practical constraints and real-world conditions
3. Which IEEE 802.11 standard, also known as WiGig, operates in the 60 GHz band to achieve multi-gigabit speeds over very short distances? → 802.11ad
4. What does a VPN provide in terms of network security? → Encrypted communication tunnels over public networks
5. What is a 'pipeline as code' approach? → Defining CI/CD pipeline configuration in version-controlled files
6. What is the most important competency assessed in Operating Systems & Platforms for professionals in this field? → Applied knowledge and practical problem-solving ability
7. What is the purpose of a risk register? → To document, track, and manage all identified risks throughout a project or operation
8. What is the most important competency assessed in Database Management & Security for professionals in this field? → Applied knowledge and practical problem-solving ability
9. Which best describes the scope of Vulnerability Assessment & Penetration Testing in professional practice? → A comprehensive area covering both theoretical foundations and practical applications
10. Which configuration management tool uses an agentless, SSH-based approach? → Ansible
11. What is the primary function of a firewall in network security? → To monitor and control incoming and outgoing network traffic based on security rules
12. What does a risk matrix assess? → The probability and impact of identified risks
13. What frequency band does Bluetooth Low Energy (BLE) operate on? → 2.4 GHz
14. What does 'zero-trust' mean when applied to IoT network architecture? → Requiring continuous verification of every device regardless of network location
15. Which mode allows two Wi-Fi devices to communicate directly without going through an access point? → Wi-Fi Direct (ad-hoc mode)
16. Which communication protocol is most commonly used for lightweight IoT messaging? → MQTT
17. What does SSID stand for in wireless networking? → Service Set Identifier
18. What is the primary function of a Wireless LAN Controller (WLC) in an enterprise network? → Centrally manage and configure multiple access points
19. What is the primary purpose of a CI/CD pipeline in software development? → To automate building, testing, and deploying code changes
20. What is the most important competency assessed in Cryptography & Data Protection for professionals in this field? → Applied knowledge and practical problem-solving ability
21. In the context of BYOD policies, what does BYOD stand for? → Bring Your Own Device
22. Which open-source tool is widely used for monitoring metrics and alerting in DevOps environments? → Prometheus
23. In augmented reality (AR), what is a 'spatial anchor'? → A persistent coordinate in the real world where AR content is attached
24. What is the recommended approach to staying current in System Administration & Configuration? → Regular professional development, industry publications, and peer collaboration
25. What is the principle of least privilege in network security? → Users should have only the minimum access needed to perform their job functions
26. Which approach to compliance is considered most effective? → A proactive approach that integrates compliance into daily operations
27. What is the purpose of intrusion detection systems (IDS)? → To monitor network traffic for suspicious activity and known threats
28. What is the most important competency assessed in Access Control & Identity Management for professionals in this field? → Applied knowledge and practical problem-solving ability
29. What is the recommended approach to staying current in Threat Detection & Incident Response? → Regular professional development, industry publications, and peer collaboration
30. Which wireless technology is designed for long-range, low-power IoT communication? → LoRaWAN