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What are the various elements of data design?
i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data dictionaries.
ii. Databases - Using software design model, the data models are translated into data structures and data bases at the application level.
iii. Data warehouses - At the business level useful information is identified from several databases and the data warehouses are formed.
What is Data Dictionary? Data dictionary is a storehouse of data giving information about data. It is a list of terms and their meaning for all data items and data files of a s
What are the merits of incremental model? i. The incremental model can be adopted when there is less number of people included in the project. ii. Technical risks can be ma
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
Name certain common tools which are used for load testing. - Rational Performance Tester by IBM Rational - Open STA an Open Source tool - LoadRunner by HP - Silk Perfo
What is a boundary value analysis? A boundary value analysis is a testing method in which the elements at the edge of the domain are selected and tested. It is a test case desi
What is quality control? Ans) Quality control means to preserve the quality of product by measuring their content , different physical parameters.
MICROCOMPUTER SOFTWARE PACKAGES: There are a number of possibilities for using microcomputers in libraries and centres. What the microcomputer can accomplish is limited by tw
what is meant by 345 rule in IEEE 802.3 ?
What is software maintenance Alters to the software are made in response to altered requirements but the fundamental structure of the software remains same.
The aim of regression testing is to test that the fixes have not formed any other problems elsewhere. The aim is to ensure the software has remained intact. A baseline set of data
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