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Q. Write short notes on Quick-fix Model?
Quick-fix Model: This is the simplest model utilized for the maintenance of the software. In this model modification at the code level are made as early as possible without anticipating future maintenance problems. This model isn't suitable for large and complex software systems. It must be used if the size of the software is small and is developed and maintained by one person. As well if the customers want fixing of bugs to be done immediately one can use this model. In that bugs are able to be fixed temporarily and parallel proper correction can be done.
Throw-away prototyping Objective: The principal objective of this model is to validate or to derive the system needs. It is developed to decrease requirement risks.
Grey box testing is a software testing method that uses a combination of black box testing and white box testing. Gray box testing is not the black box testing, because the tester
What are the two levels of testing? i. Component testing Individual works are tested. Tests are derived from developer's experience. ii. System Testing The group o
Evolutionary prototyping Objective: The principal objective of this model is to deliver the working system to the end-user. Example-AI systems. Advantages
What are the aims of Analysis modelling? i. To make apparent what the customer wants. ii. To set up a basis for the creation of software design. iii. To devise a set of v
What are the properties of the software? Software is engineered, not manufactured. Software is free of wear out. Most software is built as required rather than being asse
Q. What are dynamic testing tools? Explain the functions that they must support. Ans. Dynamic testing tools: 1: coverage analyzers (execution verifiers): A coverage anal
Explain the types of software testing. Unit testing Integration testing System testing User-acceptance testing End-to-End testing Exception testing
FAN IN is simply a count of the number of other Components that can call, or pass control, to Component A.
What are the Rules for making DFD The below factors must be considered when making DFDs: 1. Keep a note of all processes and external entities. Give unique names to th
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