A chemical plant system may detect excessive pressure and open a relief valve to reduce these pressures before an explosion occurs. What kind of dependability and security issue the example states ?

Related Mcqs:

1. An aircraft engine normally includes automatic fire extinguishers.What kind of dependability and security issue the example states ?

   A. Hazard avoidance
   B. Damage limitation
   C. Hazard detection
   D. Hazard detection and removal

2. Which of the following examples does not involve dependability engineering ?

   A. Medical Systems
   B. Power Systems
   C. Library Management
   D. Telecommunications

3. Which process characteristic with respect to Dependability Engineering is mentioned by the statement: “The process should be understandable by people apart from process participants” ?

   A. Diverse
   B. Documentable
   C. Auditable
   D. None of the mentioned

4. Controls that are intended to ensure that attacks are unsuccessful is analogous to ______________ in dependability engineering?

   A. Fault avoidance
   B. Fault tolerance
   C. Fault detection
   D. Fault Recovery

5. An event that occurs at some point in time when the system does not deliver a service as expected by its users is called __________________?

   A. Human error or mistake
   B. System fault
   C. System error
   D. System failure

6. To specify security requirements, one should identify the risks that are to be dealt with ?

   A. True
   B. False

7. Which of the following is a layer of protection for Security ?

   A. Platform-level protection
   B. Application-level protection
   C. Record-level protection
   D. All of the mentioned

8. What are security controls ?

   A. Controls that are intended to ensure that attacks are unsuccessful
   B. Controls that are intended to detect and repel attacks
   C. Controls that are intended to support recovery from problems
   D. All of the mentioned

9. An impersonation of an authorised user is an example of a security threat ?

   A. True
   B. False

10. The records of each patient that is receiving or has received treatment resembles which security concept ?

    A. Asset
    B. Threat
    C. Vulnerability
    D. Control