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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.
Q. What do you understand by Software Crisis? Ans) Organizations are spending much larger portions of their budget on software. Not only are the software turning out to be more
Q. List four reasons why it is difficult to improve software process. Ans It is difficult to get better software process due to following reasons: 1. Lack of knowledge-
Testing that collects timing and processing information during program implementation that might change the behavior of the software from its behavior in a actual environment. Usua
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
Repeated inheritance If a class inherits more than once from the same class then it is referred to as repeated inheritance.
What is the difference in writing the test cases for Integration testing and system testing? Integration testing is done at module level when lots of modules are integrated wit
Question: (a) Differences between programme managers and project managers. (b) A small computer system controls the entry of vehicles to a car park. Each time a vehicle pu
QUESTION - Time Synchronization (a) Why is computer clock synchronization of paramount importance? Give 2 business scenarios whereby time accuracy is critical? (b) Computers
Determine the primary activities of spiral model Below are the primary activities in this model: • Finalising Objective: Objectives are set for the particular phase of the
Closed box testing is similar as black box testing. Black box testing a type of testing that examine only externally visible behavior.
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