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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 request level.
iii. Data warehouses - At the business level useful information is identified from several databases and the data warehouses are formed.
Q. Why we use Coverage analyzers? Coverage analyzers (execution verifiers) A coverage analyzer is the most common and important tool for testing. It is often relatively simpl
Explain in detail about Black box testing. Black box or behavioural testing focuses on the functional needs of the software. It is applied during the last stage of testing.
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Modified ER diagram representing cardinalities When minimum cardinality of a relationship is one, then second entity is known as mandatory participant in the relationship. Ma
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
What are the Toolsused in system analyst Systems analyst have numerous tools to help them in carrying out their work. As many of their projects are for big companies it is ess
Define software scope. The first software project management activity is the determination of software scope. Scope is explained answering the following questions. Context:
m2+m3+m5+m7+m12+m8+m9 simplify using k-map
What are the benefits of evolutionary prototyping? i. Fast release of the working system. ii. User is engaged while developing the system. iii. More functional system can
State Lehman's First law A program that is used in real world environment of necessity must change or become progressively less useful in that environment.
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