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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.
Discuss in detail the design concepts. Abstraction Functional abstraction Data abstraction Control abstraction Information hiding Each unit in the s
Difference between Verification and Validation Verification is Static whereas Validation is Dynamic. This means in Verification the s/w is inspected by looking into the code go
how does software myth affects software process
Q. What do you mean by Configuration Management? Because of several reasons software changes during its life cycle. Consequently of the change made multiple versions of the sof
Describe component testing. - Component testing is also called as module, unit or program testing. - It looks for defects in software and verifies its functioning. - It c
The test schedule is a schedule that signifies all tasks needed for a successful testing effort, a schedule of all test activities and resource needs.
What is Coverage analysis? Determining and assessing calculated associated with the invocation of program structural elements to verify the adequacy of a test run. Coverage anal
Q. Differentiate between iterative Enhancement Model and Evolutionary Development model. Ans. Iterative Enhancement Model: This model has the similar phases as the waterfall
RAD Model Rapid Application Development Model is the method of incremental model. Achieves the high speed development using component based construction. Phases
structured analysis
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