Knowledge quiz

It's time to put what you've learned to the test, get 3 right to pass this unit.

1.

What is the main difference between an app variable and a page variable?

Choose the correct answer.
2.

What are the reasons for using variables?

There are two correct answers.
3.

Which of the following will guide you if you try to set a variable with a value that does not conform to its data type?

Choose the correct answer.
4.

Which variable do you use to store information retrieved from a back-end system?

Choose the correct answer.