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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.
What are the benefits of prototyping? i. Prototype serves as a basis for deriving system specification. ii. Design quality can be improved. iii. System can be maintained
Explain about the incremental model. Have same phases as the waterfall model. Phases are Analysis. Design. Code. Test. Incremental model deliver
Q. What is Data Binding? Ans. The matrix that attempts to imprison the module-level concept of coupling is data binding. Data binding are a calculate that captures the data in
Q. How can we use Spiral model in large-scale systems? Spiral model is as well known as spiral life cycle model is the system development life cycle model utilized in informati
Q. Define Object and class associations? Object/class associations:- Objects/classes interact with each other. Multiplicity defines how many instances of one object/class can
What is cyclomatic complexity? Cyclomatic complexity is software metric that gives the quantitative measure of logical complexity of the program. The Cyclomatic complexity e
which are the invisible registers?
what are draw backs or disadvantages of waterfall model
Describe how to perform Risk Analysis during software testing. While a test plan is being formed, risks involved in testing the product are to be taken into consideration with
What are the Tools of environmental model (i) Statement of purpose: It indicates basic objectives of system. (ii) Event list: It describes different events of system
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