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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 bubble with input and output indicated by incoming and outgoing arrows.
Distinguish between verification and validation. Verification is the set of activities that ensure that software properly implements a specific function. Validation is a differ
Q. What are the advantages of using testing tools? Ans: The merits of testing tools are They improve the productivity and quality of software development. Help in
Question: (a) (i) Describe briefly the role of measurement in software engineering. (ii) List three types of entities, their attributes and related measures in software eng
What is software maintenance? Changes to the software are made in response to altered requirements but the fundamental structure of the software remains stable.
What is Software? Software is nothing but a collection of computer programs that are related documents that are indented to give desired features, functionalities and improved
Explain the role and functions of a Systems Analyst in the overall project development.
Question 1 Give the classification of computers and explain them briefly Question 2 Give the overview of application software Question 3 Explain the three main types of
Product engineering is a system engineering approach which starts with system analysis. The system engineer identifies the customer's requirement, determines economic and econ
Define cohesion & coupling? Give suitable examples. Coupling : Coupling refers to the strength of the relationship among modules in a system. Coupling shows how strongly dif
Software for Searching Online Retrieval Systems : Each of the major online systems has its own software which supports its activities oil a host computer. Many of these hosts h
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