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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.
Abstraction :- Abstraction allows one to concentrate on a problem at some level of generalization without regard to irrelevant low level details; use of abstraction also allows one
What are white-box, black-box and gray-box testing? White Box (or glass box) testing is the METHOD of giving i/p to the system and checking how the system processes i/p to prod
Configuration Management: Because of several reasons, software changes during its life cycle. As a result of the changes made, many versions of the software exist at one time.
Distinguish between alpha testing and beta testing. Alpha test and Beta test The alpha test is prepared at the developer site. The software is used in a natural setting wi
Question: Part of the conceptual model of UML is made up of four "things": "Structural things", Behavioral things", "Grouping things" and "Annotational things". Explain, using
How the CASE tools are classified? CASE tools can be classified by A. By function or use B. By user type(e.g. manager,tester),or C. By stage in software engineering pr
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
What is a data object? Data object is a collection of attributes that act as an aspect, characteristic, quality, or descriptor of the object.
Define the Minimum cardinality of a relationship Minimum cardinality of a relationship is the minimum number of instances of second entity (student, in this case) with every in
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