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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 is prototyping approaches in software process? i. Evolutionary prototyping - In this approach of system development, the initial prototype is prepared and it is then refin
Explain Software Testing. Why is it important to conduct the testing of software? Software testing is verifying if software meets the customer's requirements; if it has high
write a main module and three other nodules. The owners of the Super Supermarket would like to have a program that computes the monthly gross pay of their employees as well as the
QUESTION Draw a class diagram which represents the information handled by the Online Bakery-equipments Ordering System. Your class should briefly and simply reflect the relatio
Define metrics. Metrics is explained as the degree to which a system component, or process possesses a given attribute.
After studying the module you should understand the principles and techniques associated with modular software development. After studying the module you should understand the c
Performance testing signifies loads, volumes, and response times, as described by requirements. Although performance testing is a part of system testing, it can be regarded as a ex
What are the common approaches in debugging? Brute force method: The memory dumps and run-time tracks are checked and program with write statements is loaded to get clues to er
What are the guidelines for data design? i. Use systematic analysis on data. ii. Find data structures and related operations. iii. Prepare data dictionary. iv. Use inf
Q. Illustrate Function-oriented metrics? Function-oriented metrics: Function-oriented software metrics utilize a measure of the functionality delivered by an application as a
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