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Q. Explain about Data coupling?
The dependency among module A and B is said to be data coupled if their dependency is based on the fact they communicate by merely passing of data. Other than communicating by data the two modules are independent. A good strategy is to make sure that no module communication contains tramp data only the necessary data is passed. Students address, name, course are example of tramp data that are unnecessarily communicated between modules. By making sure that modules communicate only necessary data module dependency is minimized.
Difference between Verification and Validation Verification is Static whereas Validation is Dynamic. This means in Verification the s/w is inspected by looking into the code go
List the points of a simplified design process. Ans. A design process may comprise a series of steps followed by designers. Depending on the product or else service some of t
What does Level0 DFD means? Level0 DFD is called as 'fundamental system model' or 'context model'. In the context model the total software system is represented by a single bub
Why is maintenance of a software important? The alteration of a software product, after delivery, to correct faults, to improve performance or other attributes, or to adapt th
Define effector process? The effector process is termed as a process that verifies itself. The effector process exists in specific criteria.
Q. What is Data Restructuring explain? Data Restructuring : Prior to data restructuring begins a reverse engineering activity called analysis of source code must be conducted.
Write about software change methods. The software change strategies that could be applied individually or together are: Software maintenance - The changes are made in the softw
Develop a domain model for the Case Study. Express your model with a class diagram, showing any inheritance and compositional relationships. For each of the two selected most es
Question: (a) Describe fully the first five basic steps in software cost estimation. (b) What are the main differences between COCOMO1 and COCOMO2 cost estimation models?
What are Version management tools? Version and release identification Systems assign identifiers automatically when a new version is submitted to the system. St
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