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Describe about the Environmental model
It indicates environment in which system exists. Any small or big system is a sub-system of a larger system. For illustration, if software is developed for a college, then college would be part of University. If it's developed for University, University will be part of national educational system. Hence, when model of the system is made these external interfaces are defined. These interfaces reflect system's relationship with external universe (known as environment). Environment of a college system is demonstrated in figure below.
Consider a program that registers students for different programs. The students fill up a form and submit it. This is sent to the departments for confirmation. Once it is confirmed
Explain the Incremental Model Iterative and Incremental Models follow more or less the similar approach. Incremental Model is an intuitive approach to the waterfall model. Mult
Explain the reuse maintenance model with the help of a diagram. Reuse maintenance model: This model is based on the principal that maintenance could be viewed as an activity i
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data di
Closed box testing is similar as black box testing. Black box testing a type of testing that examine only externally visible behavior.
"Utility" is a software tool designed to perform some regularly used support function. For example, single utility is a program to print files.
What are the benefits of automation testing? Following are the benefits of automation testing: 1) Enables Quick Release - With automatically run regression tests, you can
What are the benefits of prototyping? i. Prototype uses as a basis for deriving system specification. ii. Design quality can be better. iii. System can be handled efficie
consider the following flow chart, a. Draw the flow graph and show the edges, regions and nods clearly b. show the independent paths c. calculate the cyclomatic complexity in three
What is a process modeling and management tool? Process modeling and management tools are used to show the key elements of a process so it can be better understood. Such tools
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