Javascript Basics

How do I declare a new variable?

• var newVariable = 5

• Variable int = new Variable()

• var 5 = myVariable

• int var = 5

What type of variable is

var typeOfApples="Fuji"

• Boolean

• Number

• String

What character do we use for multiplication?

• #

• x

• *

• /

Which one of the following symbols is used for JavaScript comments?

• \\

• ^

• ?

• //

Which message will the user see?

• "Hello user"

• No message

• "Goodbye user"

• "message + user"

What surrounds an if/else statement?

• Quotations " "

• Curly Brackets { }

• Parenthesis ( )

• Square Brackets [ ]

What surrounds a string or words?

• Quotations / Citations " "

• Curly Brackets / Accolades { }

• Parenthesis / Parenthèse

• Square Brackets / Crochets [ ]

Why do we use if/else statements in JavaScript?

• To repeat something for a fixed number of times

• To either do something if a condition is true or do something else

• To break out of some block of code

• To repeat something while a condition is true

What's the data type for the phoneNumber variable?

• String

• Number

What's the data type for the ageInput variable?

• String

• Number