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Hello Sir, i want help in my assignment. UNIT name: System analysis and design
What are the challenges in software? Copying with legacy systems. Heterogeneity challenge Delivery times challenge
What is Software? Software is nothing but a collection of computer programs that are related documents that are indented to give desired features, functionalities and improved
Objectives of Data dictionaries:- 1) A standard definition of all terms in a system, that is every item of data is uniquely identified and described. 2) Easy cross-referen
describe the types of coupling and cohesion.?
What are the Controlling Events Between Objects Event is the specification of a important occurrence which has a location in time and space. Examples of events are flight l
Subroutines Frequently, the similar piece of code must write over again in many dissimilar parts of a program. Instead of repeating the code every time it is required, there
What does Data abstraction contains? A Data abstraction is a named collection of data that defines a data object Eg: door Attributes: door type, Opening mechanism, Swing di
Determine the technique - Parallel With this approach, old and new systems are run together for a time - If new system goes down for any reason, you still have old system
What is reverse engineering? It is a process of examining software with a view to understanding its design and specification. - In reverse engineering, source code and i
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