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Question:
(a) Briefly explain the following concepts:
(i) Encapsulation and its advantages (ii) Abstract class and its use (iii) Polymorphism and its advantages
(b) Object oriented software development promotes class reuse. Explain how this is achieved and give two advantages and two disadvantages of class reuse.
(c) Briefly outline the facilities provided by a generic CASE tool to perform Object Oriented analysis and design. You may refer to an example of a CASE tool you have used during your course.
State some guidelines for testing The below are some guidelines for testing: i) Test modules thoroughly, cover all the access paths and produce enough data to cover all the
1) The process of operating a system or component under particular conditions, observing or recording the results, and making an evaluation of some aspect of the system or componen
Depth of conditional nesting This is a measure of the depth of nesting of if-statements in a program. Deeply nested if statements are hard to understand and are potentially er
Software Engineering 1. What is the impact of "information era"? 2. Illustrate whether the linear sequential model of the software process is an accurate reflection of softw
What is architectural transformation? This is a more radical approach to software change then maintenance as it involves making significant changes to the architecture of the s
What are the advantages of evolutionary prototyping? i. Fast delivery of the working system. ii. User is included while developing the system. iii. More useful system can
Throw-away prototyping Objective: The principal objective of this model is to validate or to derive the system requirements. It is developed to reduce requir
What are the conditions exists after performing validation testing? After performing the validation testing there exists two conditions. The function or performance charact
Q. What do you mean by Encapsulation? Encapsulation:- An object is said to be encapsulate (hide) data and program. This signifies that the user cannot see the inside of the o
Explain some of the limitations of testing. Though testing is an significant part of system development and leads to a valid, verified and efficient system, it also faces some
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