Iterative Development

Question 1

What is an iteration?

Answer 1

A short but repeatable cycle of development that results in a small but functional part of the software.

Question 2

Typical iterative development cycle

Answer 2

Planning
Design
Implementation
Testing & Review
Evaluation & Refinement

Question 3

Benefits of an iterative approach

Answer 3

Faster time to market,
Reduced risks
More adaptability
Improved Quality
Better Stakeholder Engagement

Question 4

Iterative: Rational Unified Process (RUP) - Core principles

Answer 4

Inception: Project scope, business case, initial requirements

Elaboration: Develop architecture, refine requirements, mitigate risks

Construction: Build and test the system through multiple iterations.

Transition: Deploy the system to users and optimize for production.

Question 5

Agile: Scrum

Answer 5

Scrum is an agile framework that delivers software in short, time-boxed iterations called sprints.

Question 6

Iterative Kanban

Answer 6

Unlike Scrum, Kanban is not time-boxed but follows a continuous delivery approach.

Question 7

Extreme programming (XP)

Answer 7

XP emphasizes rapid iterations, continuous testing and close collaboration.

Question 8

Spiral Model

Answer 8

Combines iterative and risk driven approaches