- Is the budget for spiral model is high?
- What is meant by spiral model?
- Where is the spiral model used?
- What is spiral model explain with diagram?
- What is risk in spiral model?
- Why spiral model is expensive?
- What is the main advantage of the spiral model?
- What is iterative model in SDLC?
- Is spiral model agile?

## Is the budget for spiral model is high?

This Spiral model is a combination of iterative development process model and sequential linear development model i.e.

the waterfall model with a very high emphasis on risk analysis.

It allows incremental releases of the product or incremental refinement through each iteration around the spiral..

## What is meant by spiral model?

The spiral model is a risk-driven software development process model. Based on the unique risk patterns of a given project, the spiral model guides a team to adopt elements of one or more process models, such as incremental, waterfall, or evolutionary prototyping.

## Where is the spiral model used?

When to use Spiral Methodology?When project is large.When releases are required to be frequent.When creation of a prototype is applicable.When risk and costs evaluation is important.For medium to high-risk projects.When requirements are unclear and complex.When changes may require at any time.More items…•

## What is spiral model explain with diagram?

Definition: The spiral model is similar to the incremental development for a system, with more emphasis placed on risk analysis. The spiral model has four phases: Planning, Design, Construct and Evaluation. A software project repeatedly passes through these phases in iterations (called Spirals in this model).

## What is risk in spiral model?

A risk is any adverse situation that might affect the successful completion of a software project. The most important feature of the spiral model is handling these unknown risks after the project has started. Such risk resolutions are easier done by developing a prototype.

## Why spiral model is expensive?

And here’s the reason. Spiral Model can be pretty costly to use and doesn’t work well for small projects. It’s a risk-driven model which means that the overall success of a project highly depends on the risks analysis phase. Risk analysis requires specific expertise on every iteration.

## What is the main advantage of the spiral model?

Advantages of Spiral Model: Flexibility in requirements. In this model, we can easily change requirements at later phases and can be incorporated accurately. Also, additional Functionality can be added at a later date. It is good for large and complex projects.

## What is iterative model in SDLC?

The iterative model is a particular implementation of a software development life cycle (SDLC) that focuses on an initial, simplified implementation, which then progressively gains more complexity and a broader feature set until the final system is complete.

## Is spiral model agile?

The Spiral Model is an example of iterative development. … The commonality between all of the agile methods is that they are iterative and incremental. The iterations in the agile methods are typically shorter – 2 to 4 weeks in most cases, and each iteration ends with a working software product.