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What is Entity
It is most elementary thing of an organisation about which data has to be maintained. Each entity has unique identity. It's represented by rectangular box with the name of entity written inside (commonly in capital letters).
Define the Behavioural Model It defines operational behaviour of the system. In this model, numerous operations of the system are represented in pictorial form. Tools used to
Configuration Management: Because of several reasons, software changes during its life cycle. As a result of the changes made, many versions of the software exist at one time.
Determine the level 0 and level 1 of DFD External entities provide input data for processing. During processing, some intermediate data is generated. After final processing, fi
Structure of design It allows the decomposition of a large system into smaller, more manageable units with well explained relationships to the other units in a system. N
We discussed the importance of framing a problem in order to understand the problem better and be able to develop a solution more quickly and easily. In this homework, you are ask
What is Parkinson's Law? Parkinson's Law states that work expands to fill the time available. The cost is fixed by available resources rather than by objective assessment.
Determine the advantages of spiral model In this model Software development starts with lesser requirements specification, lesser risk analysisetc. Radical dimension this model
What does data object means? Data object is a group of attributes that behave as an aspect, quality, characteristic or descriptor of the object.
Write about drivers and stubs. Drivers and stub software require to be developed to test incompatible software. The " driver" is a program that accepts the test data and pri
Q. What is Data Binding? Ans. The matrix that attempts to imprison the module-level concept of coupling is data binding. Data binding are a calculate that captures the data in
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