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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
The inability of a system or system component to perform a needed function within specified limits.
What is Big-bang waterfall model? Big bang Model of S/w development is based on the big bang theory. A huge quantity of people, money and time are put together, lot of energy
Productivity Productivity refers to metrics and calculates of output from production processes, per unit of input. Productivity P may be conceived of as a metrics of the techni
Question: (a) ‘Information Strategy involves the encompassing of an organisation's information requirements and information systems planning with its long-term objectives.' T
This strategy includes testing the classes as they are integrated into the system. The traditional approach would test every operation separately as they are executed into a class.
? A store is in the business of selling paints and hardware items. A number of reputed companies supply items to the store. New suppliers can also register with the store after pro
IMPORTANT ISSUES SRS MUST ADRESS
Glass box testing is the similar as white box testing. It's a testing approach that consider the application's program structure, and derives test cases from the application's prog
Determine the common problems with software automation ? The biggest concern is the cost incurred for test automation. Also, often s/w test automation needs skilled personnel an
Q. What do you mean by Polymorphism? Polymorphism:- Polymorphism includes the ability to use the same message to objects of different classes and have them behave differently.
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