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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 low level details employ of abstraction also permits one to work with concepts and terms that are familiar in the problem environment without having to transform them to an unfamiliar structure.
Discuss in detail about data modeling. Data modelling makes use of the ERD. Consists of three interconnected information. The data object. Attributes. Relatio
(a) Visual Basic is governed by an event processor. Explain the meaning of this phrase. (b) Differentiate between an event procedure and a general procedure. (c) "For datab
Define System Modelling? Define the processes that provide the needs of the view under consideration. Shows the behaviour of the processes and the assumptions on which t
What does Data abstraction contains? A Data abstraction is a named collection of data that describes a data object Eg: door Attributes: door type, Opening mechanism, Swing d
Data accuracy Don't collect redundant data The questions to be answered should be decided in advance and the needed data identified. Tell people why the data is being co
Q What is the advantage of utilizing prototype software development model instead of waterfall model? As well explain the effect of defining a prototype on the overall cost of the
what are the characteristics of artificial intelligence
Q. Disadvantage of lines of code? 1. Lack of Accountability: Lines of code measure suffers from some fundamental problems. A few think it isn't useful to measure the productivi
Determine the different steps of Structured Requirements Definition Step 1: Make a user level data flow diagram. This step is meant for gathering requirements with intera
Bottom-up approach, as the name suggests, is the differing of the Top-down method. This process begins with building and testing the low level modules first, working its way up
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