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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.
Explain in detail about Functional Modelling. This model explains the computations that take place within a system. This model is useful when the transformation from t
What are the reasons behind to perform white box testing? There are three major reasons behind performing the white box testing. 1. Programmers may have some incorrect assum
Name the design phase of SDLC Generally, design is performed in the below two steps: i) Primary Design Phase: In this phase, system is designed at block level. Blocks are
The Application You should develop your program using incremental development. Develop your program a little bit at a time and keep testing it. Save a working version before mak
Q. How Abstraction used in stepwise refinement? Abstraction:- Abstraction permits one to concentrate on a problem at some level of generalization without regard to irrelevant l
Define maintenance. Maintenance is defined as the procedure in which changes are executed by either modifying the existing system's architecture or by adding new mechanism to t
Distinguish between alpha testing and beta testing. Alpha test and Beta test The alpha test is prepared at the developer site. The software is used in a natural setting wi
What are the aims of Analysis modelling? i. To make apparent what the customer wants. ii. To set up a basis for the creation of software design. iii. To devise a set of v
Which phase is not available in software life cycle? Abstraction is the only phase which in not available in software life cycle
Explain the process of Software Testing Testing is the process of running the software on manually created inputs with intention to find errors. In process of testing, an atte
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