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What does Level0 DFD represent?
Level0 DFD is known as 'fundamental system model' or 'context model'. In the context model the entire software system is shown by a single bubble with input and output shown by incoming and outgoing arrows.
Define black box testing strategy. Black box testing describes the functional requirements of the software. Test cases are determined on the basis of the requirements or specif
what is iterative and evolutionary developments? how iteration help in refining requirements
Q. Discuss any two software characteristics. Ans. Software is not manufactured : The life of software is start from concept exploration to the retirement of the software prod
What does the insert statement in extract datasets do? It describes the fields of a field group.
Q. What is Inheritance? Inheritance:- Inheritance is defined as the property of objects by which instances of a class can have access to data and programs contained in a previ
Q. Explain about Special Value Testing? Special Value Testing is the form of functional testing. Special value testing take places when a tester uses his or her domain knowle
Explain in detail about Structural Modelling. Structural model contains a detail refinement of ERD, data flow model and control flow model. Creating an ERD. Examp
Describe Equivalence Partitioning Ans) Input data of a program is separated into different categories so that test cases can be developed for every category of input data. The g
What are the Toolsused in system analyst Systems analyst have numerous tools to help them in carrying out their work. As many of their projects are for big companies it is ess
Consider a program that registers students for different programs. The students fill up a form and submit it. This is sent to the departments for confirmation. Once it is confirmed
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