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Q. How Abstraction used in stepwise refinement? Abstraction:- Abstraction permits one to concentrate on a problem at some level of generalization without regard to irrelevant l
What are the advantages and disadvantages of big-bang? Advantages: This approach is simple. Disadvantages: It is hard to debug. It is difficult to isolate errors while testi
Q. Illustrate about System Testing? System Testing: This testing centred on validating the product with respect to software specification Document. Techniques as function testi
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
Describe the various types of coupling? i. Data coupling - The data coupling is possible by parameter passing or data interaction. ii. Control coupling - The modules share c
Explain in detail about data modeling Data modeling creates use of the ERD. Having of 3 interrelated information. The data object. Relationships. Attributes
Draw the Context level DFD for the Safe home Software. User commands Alarm type Telephone Number tone Sensor status Display Information
What does Data abstraction contains? A Data abstraction is a named collection of data that defines a data object Eg: door Attributes: door type, Opening mechanism, Swing di
Q. Explain COCOMO model with its applicable equations. Describe various attributes of cost drivers used in COCOMO model. Ans. COCOMO denotes for constructive cost model -
Problems and feasibility study
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