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Unit 2 — Security levels and protection profiles
pass at 75%

Unit 2 assessment — Security levels and protection profiles

Six questions on target levels, the seven requirements, and what breaches a profile.

6 questions drawn from a bank of 11, in their own order with the options moved. Take it again and you sit a different paper.

0 of 6 answered

  1. 1. A plant publishes a target of SL3 for its control zone and an achieved level of SL2. What is that gap?

    Tests: Target versus achieved

  2. 2. A safety instrumented system's protection profile omits confidentiality entirely. Is the profile defective?

    Tests: Tailoring a profile to a function

  3. 3. What makes a must-hold statement useful on shift?

    Tests: Writing must-hold statements

  4. 4. Achieved level is measured today and target level is set by consequence. Which one moves when a new firewall is installed?

    Tests: Which level a control changes

  5. 5. Why is a claimed security level worth less without a documented threat the zone was sized against?

    Tests: What makes a level claim meaningful

  6. 6. Why is a safety instrumented system not assessed on data confidentiality?

    Tests: Choosing the requirements a zone is argued on

Answer all 6 questions to submit.