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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 in detail the design concepts Abstraction Data abstraction Functional abstraction •Control abstraction Information hiding •Every module in the s
Mention some of the drawbacks of RAD model. Not suitable for largescale projects. Commitment of developers & customers are required. Not appropriate when technical ris
Q. Explain Lines of code - Software Metrics? Lines of code (LOC) is a software metric used to measure the size of a software program by counting the number of lines in the te
How will you view GUI maps in Winrunner? - GUI maps are viewed by using GUI Map Editor - It's located in Tools menu within WinRunner. - It displays all of the GUI Map fil
Q. Drive an expression for peak manning of a project using Nordes - Rayleigh equation . Ans Norden Rayleigh curve utilized to approximate software project . M(t) =Man powe
State the Coding standards Coding standards normally give the guidelines about following: i) Name of the module ii) External and Internal documentation of source code
What is Dynamic and static metrics? Dynamic metrics are closely related to software quality attributes It is relatively easy to measure the response time of a system (per
State about the Software Requirements Specification This document is produced as output of requirement analysis. Requirement analysis involves obtaining a clear and thorough
Q. What do you mean by Encapsulation? Encapsulation:- An object is said to be encapsulate (hide) data and program. This signifies that the user cannot see the inside of the o
Q. What is Detailed COCOMO model ? The detailed COCOMO model is able to estimate the staffing cost and duration of each of the subsystem, development phases and modules. It per
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