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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 about the Normal data- Test data - This is data which is valid/acceptable and has expected outcomes (for instance, if a date is being input the day must be in the rang
Define Data objects, attributes & relationship. Data object: Representation of any collective information that must be understood by software. It can be any external entity.
What is the meaning of requirement engineering? Requirement engineering defined as the process of setting up the services that the customer requires from the system and the co
You are preparing a bid for a refinery control system for Australian Petroleum Ltd (APL) using the CoCoMo 81 estimation model. You are familiar with industrial control system softw
what effect does memory have on dma? what about on board cache? how much are the system buses available?
Explain the process of Software Testing Testing is the process of running the software on manually created inputs with intention to find errors. In process of testing, an atte
QUESTION - Time Synchronization (a) Why is computer clock synchronization of paramount importance? Give 2 business scenarios whereby time accuracy is critical? (b) Computers
Explain Quick-fix Model Quick-fix Model : This is the easiest model used for the maintenance of the software. In this model changes at the code level are made as early as poss
Discuss iterative waterfall Iterative waterfall model a) Requirement collecting phase in which all requirements are specified. b) The design phase is responsible for cr
How to compute the cyclomatic complexity? The cyclomatic complexity can be calculated by any one of the following ways. 1. The numbers of regions of the flow graph correspon
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