JavaScript

Which of the following are valid keywords for JavaScript?

• let

• var

• const

• def

A callback is a function that is passed as an argument to another function.

• True

• False

Which symbol is used as an abbreviation for the jQuery function?

• %

• &

• $

• @

JavaScript is a simpler form of Java built for the web.

• True

• False

The Document Object Model (DOM) can be used to:

• Find elements by class

• Create new elements

• Retrieve data from a server

• Change element styles

The code in a function can access variables declared outside of the function.

• True

• False

Variables declared inside of a function are accessible outside of the function?

• True

• False

The syntax for JavaScript objects is similar to the syntax for Python dictionaries?

• True

• False

What is the name of the JavaScript standard?

• JavaScript

• ECMA Script

• JS

• PEP

The ++ operator increments the value of the operand by one.

• True

• False