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Describe the various elements of data design?
i. Data object - The data objects are identified and relationships among various data objects are represented using ERD or data dictionaries.
ii. Databases - Using software design model, the data models are changed into data structures and data bases at the application level.
iii. Data warehouses - At the business level useful information is identified from various databases and the data warehouses are created
What is meant by System Requirements Set out the system constraints and services in well explained. Serves as a contract among the system buyer & the system developer.
What are the profits of vertical partitioning? i. These are very easy to maintain changes. ii. They decreased the change impact and error propagation.
Explain virtual memory? Ans) Virtual memory tells to virtual storage. In virtual storage, portions of a user's program and data are placed in auxiliary storage, and the operatin
Differentiate between smoke testing and sanity testing. -Smoke testing verifies all areas of application; sanity testing recognizes one or few areas only. -Smoke testing is
in which platform can i best develop a college financial/accounting system? what modules can it entail?
What is recovery testing? Recovery testing is a system test that forces the software to fail in a various of ways and verifies that recovery is properly done.
umbrella activiti
What is the advantage of using prototype software development model instead of waterfall model?
INFORMATION STORAGE AND RETRIEVAL SOFTWARE: IBM (International Business Machines Corporation) was one of the earliest to invest money to develop software packages intended fo
Define sandwich testing. Testing combines the ideas of both bottom-up and top-down testing by defining a certain target layer in the hierarchy of the module. The modules below
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