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Write definition of DFD? Data Flow Diagram supplies the information flow and the transforms that are used on the data as it moves from input to output.
(a) Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline
Differentiate between smoke testing and sanity testing. -Smoke testing verifies all areas of application; sanity testing recognizes one or few areas only. -Smoke testing is
Product engineering is a system engineering approach which starts with system analysis. The system engineer identifies the customer's requirement, determines economic and econ
What is a user friendly document? Ans) A document is user friendly, when it is designed and written with simple of use, as single of the primary objectives of its design.
a) An ER diagram for the system. Show all entities, relationships, cardinalities and optionalities. Also, include all intersection entities. You must use the Finkelstein method
What are the benefits of modular design? Changes made during testing and maintenance becomes manageable and they do not affect other modules.
What is the Evolution of software engineering Any application on computer runs by software. As computer technologies have changed tremendouslyinthe last five decades, consequen
Describe Operational Testing? Ans) Testing done by the end user on software in its normal operating environment.
Explain version description document (VDD)? Ans) Version description document (VDD) is a document that accompanies and signifies a given version of a software product. Typically
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