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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.
What are the advantages and disadvantages of big-bang? Advantages: This approach is simple. Disadvantages: It is hard to debug. It is difficult to isolate errors while testi
Differentiate between structured analysis and structured design. The aim of structured analysis is to transform the textual explanation of a problem into a graphic model. Duri
Software
Data Flow Diagrams (DFD) It's a graphical representation of flow of data through a system. It pictures a system like a network of functional processes. The foundation of DFD i
Peripheral devices are irrelevant to the computer
What is a Real time system? Real time system is a software system in which the correct functionalities of the system are dependent upon results formed by the system and the tim
Modified ER diagram representing cardinalities When minimum cardinality of a relationship is one, then second entity is known as mandatory participant in the relationship. Ma
Distinguish between alpha and beta testing. Alpha and beta testing are the kinds of acceptance testing. Alpha test: The alpha testing is attesting in which the version of compl
i have coursework on software management and dont know how to go about it. I want to find out if you will be able to help me on that. The task is to investgate(research informed pa
Functional testing is black-box type of testing geared to functional needs of an application. Test engineers *should* do functional testing.
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