Why do we test? (Choose all that apply)

Ax	Quality is everyones job

Bx	Software defects can cost a company a lot of money

Cx	People tend to be blind to their own mistakes

Dx	Companies need to avoid liability

Preconditions in a test case can be the results of another test case.

True

False

The smallest amount of stimulus that we can detect half of the time

is called an Absolute Threshold.

True

False

Scenarios, use cases, and test cases:

Ax	are part of user-centric product design where users and their needs drive the product design.

Bx	are usually written by marketing to define the "spin" they will use to sell the product.

Cx	can be skipped if you don't have time.

When does testing begin?

Ax	At the beginning of the product lifecycle

Bx	When the developers say it's ready.

Cx	Whenever there's free time.

Dx	At the end of the product lifecycle.