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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.
System flowcharts System flowcharts are used to demonstrate how all the components in a system link together (for example input, storage, output, processing etc.). They are ver
Discuss the limitations of software testing. How do we say that complete testing is impossible?.
Advantages of incremental Model:- As product is to be delivered in parts, total cost of the project is dispersed. Limited number of persons can be put on to the projec
Define cohesion & coupling? Give suitable examples. Coupling : Coupling refers to the strength of the relationship among modules in a system. Coupling shows how strongly dif
Q. What are basic Key process areas in CMM? Ans) Key Process Areas (KPAs) adds the areas an organization could focus to improve its software process to the next level. Except f
Q. What is Equivalence class testing? Equivalence class testing is based on the partitioning the input domain of a program into a number of equivalence classes so that the test
Construct an E-R Diagram for the application described on the next page. Include any additional assumptions you made about the application requirements. The assumptions may not dir
Software
Re-Engineering cost factors:- 1) The amount of the software to be re-engineered. 2) The tool support available for re-engineering. 3) The extent of the data conversion
Q. What is Inheritance? Inheritance:- Inheritance is defined as the property of objects by which instances of a class can have access to data and programs contained in a previ
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