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Cardinality & Optionally
Cardinality represents the relationship between two entities. Consider one to many relationship between two entities -student andclass. Here cardinality of a relationship is the number of instances of entity student which can be associated with each instance of entity class. This is demonstrated in Figure.
Define software scope. The first software project management activity is the determination of software scope. Scope is explained answering the following questions. Context:
What are the elements of design model? i. Data design ii. Component-level design iii. Interface design iv. Architectural design
Q. When we need Re-Engineer? When the system changes are mainly confined to part of the system then re-engineer that part. When hardware or else software support become
Requirement traceability matrix RTM is a matrix tying up needs with the testcases. It is a way of making sure that each requirement has a corresponding testcase which will be t
database mapping from class to database
Grey box testing is a software testing method that uses a combination of black box testing and white box testing. Gray box testing is not the black box testing, because the tester
What are 5 common problems in software development process? 1. Bad requirements - These requirements are unclear, too general, incomplete, or not testable. They cause problem
Documentation verifying inputs, predicted results, and a set of implementation conditions for a test item. A test case is a document that explains an input, action, or event and
What are interrupts In a microprocessor system, there are three main types of interrupt that cause a break in the normal implementing of a program
Illustrate parameterization in QTP. - Parameterization - Passing values from external source into script. - The number of values passed can be single or multiple. - It he
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