Explain the waterfall model, Software Engineering

Assignment Help:

Explain the waterfall model. Explain why it is more advantageous than adhoc methods.

Ans Waterfall Model:

1.The waterfall model is a chronological software development process in which progress is seen as flowing steadily downwards (like a waterfall) through the phases of Initiation, Conception, analysis, design (validation) and testing Construction and maintenance.

2. The first official description of the waterfall model is given by Winston W. Royce in 1950 nevertheless popular in 1970 and further refined by Barry Boehm.

3. To follow the waterfall model one carries on from one phase to the next in a purely sequential manner. For instance one first completes requirements specifications which are set in stone. When the requirements are completely completed one proceeds to design.

4. Process structured as a tumble of phases where output of one is input of next.

5. Several variants of model depending on organization and specific project. However underlying phases are same for all.


Related Discussions:- Explain the waterfall model

Define behavioral modelling, Define Behavioral Modelling The state tran...

Define Behavioral Modelling The state transition diagram represents the behavior of a system by depicting its states and the events that cause the system to change state.

What is lload testing, Load testing is testing an application under heavy l...

Load testing is testing an application under heavy loads, like the testing of a web site under a range of loads to verify at what point the system response time will degrade or fai

List the process maturity levels in seis cmm, List the process maturity lev...

List the process maturity levels in SEIs CMM. Level 1: Initial - Few processes are explained and individual efforts are taken. Level 2: Repeatable - To track cost schedul

Explain object oriented software development, Question: (a) Briefly ex...

Question: (a) Briefly explain the following concepts: (i) Encapsulation and its advantages (ii) Abstract class and its use (iii) Polymorphism and its advantages (b)

Explain rad model, RAD Model Rapid Application Development Model is ...

RAD Model Rapid Application Development Model is the method of incremental model. Achieves the high speed development using component based construction. Phases

What is data dictionary, What is Data Dictionary? Data dictionary is a ...

What is Data Dictionary? Data dictionary is a storehouse of data giving information about data. It is a list of terms and their meaning for all data items and data files of a s

Distinguish among verification and validation, Distinguish between verifica...

Distinguish between verification and validation. Verification is the set of activities that ensure that software properly implements a specific function. Validation is a differ

Simulation and optimization software, A one-car taxi company receives an av...

A one-car taxi company receives an average of 18 calls per day. The receptionist takes down details of the requested journey and relays them to the driver by radio. Each passenger'

Explain equivalent size measure software metrics, Q. Explain Equivalent siz...

Q. Explain Equivalent size measure software metrics? Equivalent size measure:- Models makes no distinction between a new software and the portion being reused. The equivalent

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd