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What does Level0 DFD represent?
Level0 DFD is known as 'fundamental system model' or 'context model'. In the context model the entire software system is shown by a single bubble with input and output shown by incoming and outgoing arrows.
Question 1: We have a small system with a call graph as given below. Consider that each vertex is a module. All modules are new (i.e., n = n0) Also consider that the number of
The roles of project stakeholders :- Offer resources (time, money, ...) to the project team Instruct developers about their business Be precise and specific about requir
Write the steps followed in testing? i. Unit testing - The individual components are tested in this type of testing. ii. Module testing - Related collection of independent c
Explain in detail about Black box testing. Black box or behavioural testing focuses on the functional needs of the software. It is applied during the last stage of testing.
Load testing is testing an application under heavy loads, like the testing of a web site under a range of loads to verify at what point the system response time will degrade or fai
Regression testing:- It is the re-execution of some subset of tests that have already been conducted to make sure the changes that have not been propagated unintended side e
Q. Differentiate between function oriented design and object oriented design. Ans. Function oriented design:- Function oriented design strategy relies on decayed the system i
Q. What is Standard enforces? Standard enforces This tool is like a code inspector; expect that the rules are generally simpler. The main distribution is that a full-blown
Why Software maintenance is require Software maintenance is done due to the below factors. i) To rectify the errors which are encountered during the operation of software.
Distinguish software faults and software failures Ans: In case of a failure, the software does not do what the user expects. A fault is a programming error that may or may not
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