javascript-operators-and-expressions

Question 1

What data type is returned by an arithmetic operation?

Answer 1

Numbers

Question 2

What is string concatenation?

Answer 2

Joining two or more strings to create one new string

Question 3

What purpose(s) does the + plus operator serve in JavaScript?

Answer 3

Concatenating strings or addition between numbers

Question 4

What data type is returned by comparing two values (<, >, ===, etc)?

Answer 4

Boolean

Question 5

What does the += “plus-equals” operator do?

Answer 5

Adds the value of the right operand to a variable and assigns the result to the variable