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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.
List the guidelines for data design. i. Apply systematic analysis on data. ii. Determine data structures and related operations. iii. Establish data dictionary. iv. Us
The level at which the software uses scarce resources Efficiency level.
Problem: (a) Briefly explain the different phases and workflows of the Rational Unified Process. (b) What are the two benefits that might be gained when using such a life-c
Need to convert C code to assembly language
describe normalization & its forms? plz i m very thankful.......
Define software scope. The first software project management activity is the determination of software scope. Scope is defined answering the following questions. Context: Wh
Question 1: a) Describe the various activities and or processes related to the development of Information systems. b) Using a diagram, show the several development processes
Define software testing? Software testing is a critical element of software quality assurance and shows the ultimate review of design, specification, and coding.
You are to create a decision table to help you decide what to do for the day. If it is a weekday and it is not a holiday, then you go to work. However, if it is a weekday and it
Explain different recording modes. There are two type of recording modes: context sensitive and analog. - Context Sensitive - identifies GUI objects and records operations
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