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Explain about the E-R Diagram
Entity-relationship (E-R) diagram is detailed logical representation of data for an organisation. It is data oriented model of a system while DFD is a process oriented model. ER diagram represent data at rest whereas DFD tracks the motion of data.
ERD doesn't provide any information regarding functionality of data. It has 3 main components - data entities, their relationships and their associated attributes.
Explain in detail structure with diagram
What is Problem Any deviation from defined standards. Similar as defect.
Explain about rapid prototyping techniques. Used to animate the system specification. It is expressed in a formal, mathematical language to provide a system prototype
Software Engineering 1. Discuss the Limitation of linear sequential model in software engineering. 2. Explain Software reliability? Why reliability is more important than ef
What are the various elements of data design? i. Data object - The data objects are identified and relationship between various data objects can be shown using ERD or data di
Describe attributes, properties, and characteristics of system.
QUESTION - Fault Tolerance (a) Three computers together provide a replicated service. The manufacturers claim that each computer has a mean time between failure of five days; a
What is Top-Down Strategy? Ans) Top down integration is basically an approach where modules are produced and tested starting at the top level of the programming hierarchy and re
What are the phases of Problem solving Loop? Problem definition shows the problem to be solved. Technical developmentSolve the Problem by some Technology. Solution Integr
What is recovery testing? Recovery testing is a system test that forces the software to fail in a various of ways and verifies that recovery is properly done.
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