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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.
What is software testing? The testing process focuses on the logical internals of the software, ensuring that all statements have been tested, and on the functional externals,
How does the risk factor affect the spiral model of software development? Ans: Risk Analysis phase is the most significant part of "Spiral Model". In this phase all possible (a
Testing method to satisfy coverage criteria which need that for each decision point, every possible branch [outcome] be implemented at least once. Contrast with testing, path; test
What is security testing? Security testing attempts to determine that protection mechanism built into a system will protect it from improper penetration.
Handling customer complaints There are always some customers who complain after completing the sales. Like customer objections, don't take complaints negatively. Other than
Question: (a) Explain the difference between a link and an association. Use a simple example to illustrate your answer. (b) Briefly describe the importance of CRC cards in
System Development Life Cycle (SDLC) stages are sometimes known as System Study. System concepts which are important in developing business information systems expedite problem sol
Question: (a) Consider that every software failure can be classified as either • Syntactic, • Semantic, • System crash. Suppose additionally that every system crash fa
I have a comprehensive question in this course need to solve
What are the various testing strategies for conventional software? i. Unit testing ii. Validation testing. iii. Integration testing. iv. System testing.
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