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Q. Explain Common coupling with example?
Common coupling: General coupling is when two modules share the same global data (example a global variable). Changing of the shared resource implies changing all the modules using it. Diagnosing the problems in structures with considerable common coupling is time consuming and difficult. Nevertheless this doesn't mean that the use of global data is necessarily bad. It doesn't mean that a software designer must be aware of potential consequences of common coupling and take special care to guard against them.
What is software maintenance Alters to the software are made in response to altered requirements but the fundamental structure of the software remains same.
(a) Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline
What is Customer (end user)? Ans) The organization or individual, internal or external to the producing organization that takes the product.
A major book retailer is planning to develop a computer system to handle their new online bookshop: BooksUniverse.com. You have been chosen to do the analysis and design using Obje
Explain in detail about SCM. Software Configuration Management is an umbrella activity which is used throughout the software process. SCM Activities Identify cha
What are the Problems held while creating system flowchart (1) A company selling CDs and DVDs presently uses a paper-based, manual system to keep track of: - Stock levels
Explain the Iterative Model Every release of Iterative Model is developed in a specific, fixed time period known as iteration. Each iteration focuses on a certain set of requir
Q. What is reverse engineering? Ans. It is a method of analysing software with a view to understanding its design and specification. - In source code, reverse engineering
Define Data Dictionary. The data dictionary is defined as an organized collection of all the data elements of the system with accurate and rigorous definitions so that user and
Why testing is vital with respect to software?
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