javascript timers

Question 1

what is this?

setTimeout(functionRef, delay)

Answer 1

It’s how you set a delay for as many milliseconds as you enter, and the function that you enter will execute after that time has passed

Question 2

What is a “callback” function?

Answer 2

A function that you use as an argument in another function

Question 3

Besides adding an event listener callback function to an element or the document, what is one way to delay the execution of a JavaScript function until some point in the future?

Answer 3

set timeout function

Question 4

How can you set up a function to be called repeatedly without using a loop?

Answer 4

using the

setInterval( )

method

Question 5

What is the default time delay if you omit the delay parameter from setTimeout() or setInterval()?

Answer 5

zero

Question 6

What do setTimeout() and setInterval() return?

Answer 6

An interval id which is not zero