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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 are CMMI model components? Process areas 24 process areas that are applicable to process capability and improvement are identified. These are organised int
State Entity and relationship diagram. ERD depicts linkage between data objects. The ERD is the notation that is used to execute the data modelling activity. The primary
Write the steps followed in testing? i. Unit testing - The individual components are tested in this type of testing. ii. Module testing - Related collection of independent c
What are the Rules for making DFD The below factors must be considered when making DFDs: 1. Keep a note of all processes and external entities. Give unique names to th
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explain
EXPLAIN THE WORKING OF CRT?
explain software document.create the necessary documents for employee management system.
State the System Engineering Hierarchy The world view is made up of a set of domains (Di),which can either be a system or a system of systems. WV = {D1,D2,D3,...........,Dn
Explain Error guessing? Ans) Test data selection method. The selection criterion is to pick values that seem likely to reason errors.
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