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Q. Classes of data items in a data dictionary?
There are three classes of data items in a data dictionary
1) Data element- It is the smallest unit of data that cannot be meaningfully decomposed further. Example- Employee number and so on.
2) Data structure is a group of data elements forms a data structure.
3) Data Flows as well as Data Stores- data flows are data structures in motion whereas data stores are data structures at rest.
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
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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
Question: (a) (i) Describe briefly the role of measurement in software engineering. (ii) List three types of entities, their attributes and related measures in software eng
Explain about rapid prototyping techniques. Used to animate the system specification. It is expressed in a formal, mathematical language to provide a system prototype
Explain fan out and fan in with example.
various software design methodologies
Define query language? A query is a statement requesting the retrieval of information. The portion of DML that includes information retrieval is known as a query language.
short note on average manning
Explain Evolutionary prototyping Objective: The principal objective of this model is to deliver the working system to the end-user. Example-AI systems. Advant
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