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A store is in the business of selling paints as well as hardware items. A numeral of reputed companies supplies items to the store. New suppliers are able to also register with the store after providing necessary details. The customer is able to place the order with the shop telephonically. Or personally In case items aren't available customers are informed. The detail of each new customer is stored in the company's database for future reference. Usual customers are offered discounts. Additionally details of daily transactions are also maintained. The suppliers from time to time as well come up with attractive schemes for the dealers. In case system is attractive for a particular item the store places order with the company. Details of past schemes are as well maintained by the store. The details of every item that is item code and quantity available and so on is also maintained. Depict a level 1 DFD for the above requirement.
Q. Explain COCOMO model with its applicable equations. Describe various attributes of cost drivers used in COCOMO model. Ans. COCOMO denotes for constructive cost model -
What are the types of Software system requirements ? Functional requirements: Services the system should be required. Non-functional requirements: Constraints on the servi
How to handle concurrency: Mechanisms Locks Semaphores Monitors Synchronized methods Methods Deadlock avoidance Verification Sim
What is the work product of software design process and who does this? A design model that encompasses architectural, interface, component level and their representations is th
Explain the Length of identifiers Length of identifiers :- This is a measure of the average length of separate identifiers in a program. The longer the identifiers, the more
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
What does Level0 DFD means? Level0 DFD is called as 'fundamental system model' or 'context model'. In the context model the total software system is represented by a single bub
Path & Path Production, Syntax testing, Computer Engineering Take the following flow graph and use the procedure in chapter 8 to derive an equivalent regular expression. Show all i
What is software maintenance Alters to the software are made in response to altered requirements but the fundamental structure of the software remains same.
What is a variant Ans) "Variants" are versions of a program.
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