February 2019

A. True
B. False

Explanation: Sociotechnical systems are non-deterministic partly because they include people and partly because changes to the hardware, software, and data in these systems are so frequent

A. only software reliability
B. only hardware reliability
C. hardware and software reliability
D. hardware, software and operator reliability

Explanation: In a sociotechnical system, you need to consider reliability from all three perspectives.

A. security
B. usability
C. volume
D. reliability

Explanation: The volume of a system (the total space occupieD. varies depending on how the component assemblies are arranged and connected.

A. two
B. three
C. four
D. five

Explanation: The stages are Procurement, Development and Operation.
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A. security
B. usability
C. volume
D. reliability

Explanation: Usability reflects how easy it is to use the system.

A. Complex System
B. Technical computer-based system
C. Sociotechnical System
D. Both Complex and Sociotechnical System

Explanation: Complex systems are usually hierarchical and so include other systems.

A. True
B. False

Explanation: There is a high risk in new software development. There may be development problems, staffing problems and specification problems, thereby increasing the cost.

A. Build & FIX Model & Waterfall Model
B. Linear Model & RAD Model
C. Linear Model & Prototyg Model
D. Waterfall Model & RAD Model

Explanation: Each linear sequence produces a deliverable “increment” of the software system, particularly needed in case of quick delivery of a limited functionality system..

A. True
B. False

Explanation: Reverse engineering is often the initial activity in a reengineering project.
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A. Type of software to be maintained
B. Development processes used
C. Skills and experience of the people involved
D. All of the mentioned

Explanation: Processes used for software evolution depend on all these factors.