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Define Data objects, attributes & relationship.
Data object: Representation of any collective information that must be understood by software. It can be any external entity.
Attributes: Definition of the properties of the Data object
Relationship: Connecting two dissimilar data object.
Eg: Object Attributes Relationship
Person Name
Age
Address
Owns
Car Make
Model
Body type
What is boundary data- Test data Extreme/boundary data - This is data at the limits of validity/acceptability (for instance, if a date is being input, two values at the
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Big-Bang Testing : In this all the modules after unit testing are joint and tested in one go. The problem with this type of testing is debugging of errors.
Define query language? A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
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What are the Controlling Events Between Objects Event is the specification of a important occurrence which has a location in time and space. Examples of events are flight l
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what are the importances of refinement
What does Validation represent? Validation shows the set of activities that ensure that the software that has been built is satisfying the customer needs.
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