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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.
Common coupling: Common coupling is when two modules share the similar global data (e.g. a global variable). Changing the shared resource implies changing all the modules using it
Q. Compare and contrast reliability and availability? Ans. Reliability: The probability of failure-free system operation over a specified time in a given environment for a gi
What is Walkthrough? Ans) Usually, a step-by-step simulation of the implementation of a procedure, as when walking by code, line by line, with an imagined set of inputs. The wor
An identified set of software features to be calculated under specified conditions by comparing actual behavior with the needed behavior described in the software documentation.
Q. How can we use Spiral model in large-scale systems? Spiral model is as well known as spiral life cycle model is the system development life cycle model utilized in informati
Write a report which critically analyses the system design process of a project. Projects might include designing a light rail network for a city, more environmentally-conscious bu
Q. Compare the basic COCOMO model with the detailed COCOMO model. Ans. COCOMO contains of a hierarchy of three increasingly detailed and accurate forms. Basic COCOMO i
Define design process. Design process is a sequence of steps carried through which the requirements are translated into a system or software model.
Q. Illustrate about System Testing? System Testing: This testing centred on validating the product with respect to software specification Document. Techniques as function testi
What is a boundary value analysis? A boundary value analysis is a testing procedure by which the elements at the edge of the domain are selected and tested. It is a test case d
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