Intro to Programming Final Review

To declare a JavaScript variable, you should NOT use?

• Let

• Var

• Const

• Int

What is the output for this code?

• The value of z is z

• The value of z is 11

• The value of z is: 11

• The value of z is: x + y

What is the value of x?

• 3

• 83

• 80

• 803

How do you write "Hello World" in an alert box?

• msg("Hello World");

• alertBox("Hello World");

• alert("Hello World");

• msgBox("Hello World");

If I want to change the mathematical expression from addition into division, what symbol should I use?

• /

• *

• -

• x

What type of variable is apple?

var apple = " Fuji "

• string

• Boolean

• array

• number

What is the value of “a” in the following statement?

var a;

• undefined

• null

• 0

• NaN

What is the value of:

”41” + 1

• 42

• “42”

• 411

• “411”

Variables defined inside of functions are accessible outside of the function?

• True

• False

Which list contains the correct data types in JavaScript?

• numbers, strings, booleans, symbols, objects, and undefined

• numbers, strings, booleans, symbols, objects, Nan, and undefined

• numbers, strings, booleans, symbols, objects, null, and undefined

• numbers, strings, booleans, symbols, objects, and null