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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.
what are the PEAS of E-mail agent
Discuss in details the design principles. The design process is free from tunnel vision. The design should be observable to the analysis model. Design should not reinv
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TECHLIB Plus microcomputer based software package: This is yet another comprehensive package based on BASIS plus, one of the world's leading Document DBMS and Text Retrieval S
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In virtual storage systems, virtual addresses are allocated to auxiliary storage locations. The use of virtual addresses permit those locations to be accessed as by they were part
What is Procedure? Ans) The step-by-step method followed to make sure that standards are met.
What is quality control? Ans) Quality control means to preserve the quality of product by measuring their content , different physical parameters.
Question: (a) Describe with a pictorial representation ISO 12207 software development life cycle activities. (b) A public library is considering the implementation of
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