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CY-503 (C) · Data Security/Important Questions

Data Security (CY-503 (C)) - Important Questions

  1. Unit 57 Marks Medium Priority Asked: 2023

    Explain in detail the types of malicious software.

    Transcribed verbatim from Nov 2023 paper; core Unit 5 question on malware classification.

  2. Unit 57 Marks Medium Priority Asked: 2023

    Trusted Operating system.

    Transcribed verbatim from Nov 2023 paper; canonical Unit 5 question on trusted OS.

  3. Unit 514 Marks Low Priority

    Describe the architecture and components of an Intrusion Detection System (IDS). Differentiate between host-based IDS and network-based IDS, and discuss techniques for intrusion detection, alerting and response.

    Core Unit 5 topic: architecture, components, and comparative study of IDS types; suitable for long-answer (design and analysis).

  4. Unit 510 Marks Low Priority

    Explain malware detection techniques: signature-based detection, heuristic analysis, behavior-based/anomaly detection, and sandboxing. For each technique discuss strengths, weaknesses, and typical deployment scenarios.

    Practical Unit 5 topic covering major malware detection approaches and their trade-offs; often examined in applied questions.

  5. Unit 57 Marks Low Priority

    Discuss the functioning, propagation, detection, and mitigation of ransomware attacks. Outline an incident response and recovery strategy including backup and legal considerations.

    Focused Unit 5 question on a high-impact malware class; tests incident response and mitigation knowledge.

  6. Unit 57 Marks Low Priority

    Explain rootkits and kernel-level malware. Describe techniques used by rootkits to hide presence and the methods used for detection and removal.

    Advanced Unit 5 topic linking OS security internals with malware techniques; useful for deep understanding of system-level threats.

  7. Unit 510 Marks Low Priority

    Explain the concepts of Trusted Computing Base (TCB) and reference monitor. Discuss how a Trusted Operating System implements and enforces the reference monitor properties.

    Conceptual Unit 5 question tying Trusted OS to foundational security concepts such as the reference monitor and TCB.

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