1761. 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
βœ… The correct answer is option B.
Explanation: The system may include protection features that minimize the damage that may result from an accident.

1764. Which of the following approaches are used to achieve reliable systems?

A. Fault prevention
B. Fault removal
C. Fault tolerance
D. All of the mentioned
βœ… The correct answer is option D.
Explanation: All the options lead to formation of a reliable system.

1766. Unit testing is done by__________________?

A. Users
B. Developers
C. Customers
D. None of the mentioned
βœ… The correct answer is option B.
Explanation: Unit testing is a method by which individual units of source code, sets of one or more computer program modules together with associated control data, usage procedures, and operating procedures are tested to determine if they are fit for use.

1768. A self-relocating program is one which_________________?

A. consists of a program and relevant information for its relocation
B. can itself perform the relocation of its address-sensitive portions
C. cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation
D. All of the above
βœ… The correct answer is option B.