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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 the prototyping approaches in software process. Two approaches i. Evolutionary prototyping - In this approach of system development, the initial prototype is pre
Explain about the incremental model. Have same phases as the waterfall model. Phases are Analysis. Design. Code. Test. Incremental model deliver
Discuss in details about Functional Modeling. This model describes the computations that take part within a system. This model is helpful when the conversion from the inp
I need help creating a DFD for an assignment. Is there anyway you could help?
DMA data transfer The position of the DMA controller between the other components in a computer system. The CPU communicates with the DMA by the address and data buses as with
Creating the Field Selection Table (FST) : Entering of data and creating indexes for searching is a very important feature associated with any information storage and retriev
What are Version management tools? Version and release identification Systems assign identifiers automatically when a new version is submitted to the system. St
Why testing is important with respect to software? A testing process focuses on logical internals of software ensuring that all statements have been tested and all are function
Four Different Phases of spiral model are: 1) Planning 2) Risk analysis 3) Development 4) Assessment
Problem 1. Explain different roles of the software development? 2. What is conflict management? Explain various causes for conflict 3. What is COCOMO? Explain COCOMO mode
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