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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.
What is DFD? Data Flow Diagram depicts the information flow and the transforms that are applied on the data as it moves from input to output.
CMM = 'Capability Maturity Model', now known as the CMMI ('Capability Maturity Model Integration'), developed by the SEI. It's a model of five levels of process 'maturity' that ver
Define the factors of prime concern for system modeling Following four factors are of prime concern for system modeling: 1. System modeling is undertaken with some simplifyi
Explain acceptance testing and beta testing. Acceptance Testing and Beta testing : System tests are designed to validate a fully developed system to make sure that it meets
What is recovery testing and Security testing Recovery testing is system tests that bind the software to fail in a variety of ways and justify that recovery is correctly perf
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 good per
APPLICATIONS SOFTWARE: As has been mentioned earlier, software may conveniently be divided into: systems software (i.e., programs designed to control the execution of other pr
Explain about the E-R Diagram Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD
Q. What do you mean by Software Engineering? What is the use of Software Engineering? Ans) Software engineering is engineering for software development. A simple program can be
Explain ISO 9000 ISO 9000 An international set of standards for quality management. Applicable to a range of organisations from manufacturing to service industries.
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