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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.
How to interpret software metrics(any metrics)...i need an example
Hybrid design: Pure top-down or pure bottom up approaches are often not practical thus hybrid approach which combines the above two approaches is often used.
What is Entity It is most elementary thing of an organisation about which data has to be maintained. Each entity has unique identity. It's represented by rectangular box with
Q. Differentiate between structured analysis and structured design? Ans. The aim of structured examination is to transform the textual description of a problem into a graphic
Write down short notes on empirical estimation models ?
Illustrate exploratory testing. - In exploratory testing approach testers are involved in maximum test execution and minimum planning. - Planning includes creation of a test
Construct an E-R diagram for a department store database. This database contains information about customers, items they order, departments in the store, employees, and suppliers o
What is System Engineering? System Engineering means designing, executing, deploying and operating systems which contain hardware, software and people.
A selection method in which test data are chosen to lie along "boundaries" of the input domain [or output range] classes, data structures, procedure parameters, etc. Choices often
Can I punch the big jizz daddy on the Bongo machine?
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