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Q. How Messages can be used in software engineering?
Messages:-The interaction or communication between the different objects and classes is done by passing messages. The object, which requires communicating with another object, will send a request message to the latter. A message can be sent between two objects only if they have an association between them.
What are the Rules for making DFD The below factors must be considered when making DFDs: 1. Keep a note of all processes and external entities. Give unique names to th
Incremental testing is fractional testing of an incomplete product. The aim of incremental testing is to give an early feedback to software developers.
What is Class Level Methods? Ans) A class (and its operations) is the module mainly concentrated on in OO environments. From here it should increase to other classes and sets of
What is CASE? CASE tool stands for Computer Aided Software Engineering. Computer Aided Software Engineering tools assist software engineering manages and practitioners in each
What is Integration testing: - This test is performed to determine the interfaces among system components, interactions between the application and the hardware, file system, a
What are the types of Software system requirements ? Functional requirements: Services the system should be required. Non-functional requirements: Constraints on the servi
Q. Differentiate between ISO and CMM? Ans) The difference between CMM and ISO are as follows :- - ISO 9000 is awarded by an international standards body. Thus, ISO 9000 cert
What is the meaning of cardinality in data modelling? Cardinality in data modelling, cardinality specifies how the of occurrences of one object is linked to the number of occur
Q. What is Equivalence Partitioning? Equivalence Partitioning:-Equivalence partitioning is black box testing method that divides the input domain of a program into classes of d
why are older data models are being replaced by new data models
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