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Traditional vs Object-Oriented Design Approaches

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Questions and Answers

What is the purpose of the implementation phase in software development?

To create test cases
To document the system architecture
To translate software design into source code (correct)
To conduct system testing

What is the main goal of unit testing during the implementation phase?

To develop the system architecture
To test individual modules for correct functionality (correct)
To integrate modules into a complete system
To document each module

Why are different modules integrated in a planned manner, instead of all at once?

To delay the system testing phase
To ensure proper functionality and detect errors effectively (correct)
To simplify the documentation process
To save time during the implementation phase

What is the primary purpose of system testing after all modules have been integrated successfully?

To verify that the system meets its specified requirements (A) Signup and view all the answers

What is a key characteristic of maintenance in software development compared to development efforts?

Maintenance involves more effort than initial development (A) Signup and view all the answers

In the software development lifecycle, what is the end product of the implementation phase?

Set of program modules tested individually (D) Signup and view all the answers

What is the primary reason for developing a prototype in the prototyping model?

To refine and improve requirements based on user feedback (A) Signup and view all the answers

In the Evolutionary model, how are systems built incrementally?

By adding new functionalities in successive versions (A) Signup and view all the answers

What is the role of the customer in the prototyping model?

To evaluate the prototype and provide feedback for refining requirements (A) Signup and view all the answers

Why might the overall development cost be lower for systems with unclear user requirements in the prototyping model?

Because prototypes help in clarifying user requirements through feedback (B) Signup and view all the answers

How does the Evolutionary model refine the initial product skeleton?

By adding new functionalities gradually (A) Signup and view all the answers

What happens to the actual system development in the prototyping model?

It is developed first using the waterfall approach (A) Signup and view all the answers

What are the two activities involved in the traditional design approach?

Structured analysis and structured design (C) Signup and view all the answers

In structured analysis, what is the main focus when decomposing each function recursively into sub-functions?

Identifying data flow among the functions (C) Signup and view all the answers

Which method is used to carry out structured analysis?

Data flow diagrams (DFDs) (B) Signup and view all the answers

What is the main emphasis in high-level design in the structured design approach?

Decomposing the system into modules (A) Signup and view all the answers

When applying object-oriented design, what is the first step before identifying relationships among objects?

Identifying various objects occurring in the problem (D) Signup and view all the answers

What is done to further refine the object structure in object-oriented design to obtain detailed design?

Identifying relationships among objects (C) Signup and view all the answers

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