Answer / gullu

Waterfall model is an SDLC model with following phases:

Requirements
Analysis
Design
Coding
Testing
Maintenance

with the condition that second phase can only be started
when we end up with first phase completely. We cannot go
back to a previous phase when we have entered a latter one.

Answer / arun130887

Waterfall Model: - This is simplest model and it is linear in
organization. The coding begins after completing the
requirement session. Then testing is carried out. Advantage:
- 1.This model is used when requirement is fully know. 2.
Suitable for Short Duration project.3.Since there is no
rework in model, so there will High Quality product. Dis-
Advantages:- 1.It is not suitable for long term project.2. It
is not suitable for change driven project.

Answer / yuvaraj

WaterFall Model is a Top Down Approach.

Various Steps Performed in Water fall Model

1)Analysis
2)Design
3)Implementation
4)Testing
5)Maintenance

*)In water fall model First you finish the Current step
after that only you move to Next step.
*)You can not move forward or backward.
*)Disadvantage:Once an application is in the testing stage,
it is very difficult to go back and change something that
was not well-thought out in the concept stage

Answer / krishna

It is a model that explains the cycle followed during the development of new application.( i.e Feasibility,Analysis,Design,Code,Testing and Maintenance)

Answer / jaykishor pendharkar

Waterfall model is the model of STLC in which output if the
one phase of the testing becomes input of the next lower
consecutive phase i.e. output of the analys is SRS which is
input of the nxt phase i.e. design phase

Answer / kalyani.b

Water fall model is a one of the model.this tells stages of
sdlc. in this model follows the
1. instial
2.analysis
3.design
4.coding
5.testing
6.delivery
if the customer has clear about his requirements then chose
this model because u can't add new features in the middle
this is the drawback of this model.
this model simple &monitoring,maintenance is very easy.

Answer / tina

were testing is done at the end of each phase.... correct
me if im wrong

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