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What is boundary data- Test data
Extreme/boundary data
- This is data at the limits of validity/acceptability (for instance, if a date is being input, two values at the extreme limits of valid days will be 1 and 31)
- Scanning in documents
- keying in data
- create databases etc. to allow downloading of files etc.
system development life cycle security
Product engineering is a system engineering approach which starts with system analysis. The system engineer identifies the customer's requirement, determines economic and econ
Q. Define the Product metrics? (i) Product metrics: Explains the characteristics of the product such as complexity, size, design features, performance, efficiency, reliability,
Evolutionary prototyping Objective: The principal objective of this model is to deliver the working system to the end-user. Example-AI systems. Advantages
Discuss the design steps of the transform mapping. Re-examine the fundamental model. Re-examine and refine the DFD for the software. Determine the DFD has either the
Define Data objects, attributes & relationship. Data object: Representation of any collective information that must be understood by software. It can be any external entity.
Explain the software life cycle model that incorporates risk factor. The problem with traditional software process models is that they do not deal adequately with the uncertai
Q. Use of Test file generators in software engineering? Test file generators This creates a file of information that is used as the program and does so based on comments give
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
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