1/1 - Agile Processes and Extreme Programming

Question 1

Extreme Programming (XP)

Answer 1

It is a version of the iterative model but taken to the extreme

Question 2

Control Variables in a software project

Answer 2

1. Time
2. Quality
3. Scope (features)

Question 3

Control Variable for XP

Answer 3

Scope

Question 4

Duration of Development Cycle (XP model)

Answer 4

Short: 2-4 weeks

Question 5

Customer (XP model)

Answer 5

Part of the team and is actively in all stages

Question 6

User Stories

Answer 6

1. Write short customer-centered descriptions with a meaningful title on index cards
2. Focus on WHAT, not why or how
3. Use client’s language (simpler language)
4. Clients must describe how the stories will be tested
   • Have concrete data examples
   • Example: Are duplicate names allowed, what happens if balance is 0 etc.

Question 7

Automate Acceptance Tests

Answer 7

1. Customer can write and later re(run) tests.
   • Customer writes an XML table with data examples and developer can write a tool to interpret table
2. Tests should be automated to ensure that they are run after each release.

Question 8

Each story is broken down into…

Answer 8

Tasks

Question 9

Tasks

Answer 9

1. Validate breakdown of stories into tasks with customer

2. Assign relative cost to tasks/stories

Question 10

Test Driven Development

Answer 10

1. Write tests before implementing tasks

2. Unit test

Question 11

Unit test

Answer 11

concentrate on one module