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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 benefits of prototyping? i. Prototype serves as a basis for deriving system specification. ii. Design quality can be improved. iii. System can be maintained
What is VO browser extension? - It is a SilkTest add-on component to test Web applications. - To identify browser-rendered objects it employs sophisticated pattern recogniti
Question: (a) What mechanism does illegal spammers exploit to send spam? (b) What is a hoax? (c) Name two ways in which you can increase the privacy of e-mail. (d)
Explain Process and product quality The quality of a developed product is influenced by the quality of the production process. This is important in software development as some
Testing where information about programming style, error-prone language constructs, and other programming knowledge is functional to select test data capable of detecting faults, e
State Lehman's First law A program that is used in real world environment of necessity must change or become progressively less useful in that environment.
Q. Consider a project for which the manpower requirement is 200 PY and the development time is 2 years. calculate the peak manning time. Ans Software Project cost K=200 PY
Question: a) Discuss which communication method/s you would use in the following situations. Justify your answer. i. Congratulating an employee on obtaining a promotion.
Question: a) Briefly describe the principles of the DSDM methodology. b) What are the advantages of using the DSDM methodology? c) The MOSCOW technique is used to priori
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