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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.
Q. Explain about Mutation testing? Mutation testing In mutation testing the software is initial tested by using an preliminary test suite built up from the different white bo
Q. Facilitated Application Specification Technique? A team oriented approach is developed for needs gathering and is called facilitated application specification Techniques FAS
Data accuracy Don't collect redundant data The questions to be answered should be decided in advance and the needed data identified. Tell people why the data is being co
Bottom-up integration This testing starts construction and testing with the components at the lowest levels in the program structure.
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.
schema tools
Q. Illustrate key process areas of CMM? The key process areas of CMM are 1. Requirements management that establishes a common relationship between the customer and developer
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
Well establish garment factory (large scale- one of country biggest) received order of 40,000 fabric to complete within 12 weeks. (This is well profitable order which cannot be ign
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