Agile Javaв„ў: Crafting Code with Test-Driven Development

This chapter provides a brief introduction to some of the core concepts in the book, including Java, object-oriented programming, and test-driven development. You will get answers to the following questions:

• What is "agile"?

• What is Java?

• What is object-oriented programming?

• Why OO?

• What is an object?

• What are classes?

• Why UML?

• What is inheritance?

• Why test-driven development?