javascript-operators-and-expressions

Question 1

What data type is returned by an arithmetic operation?

Answer 1

Answer to a math problem; can be sum, difference, etc…

Question 2

What is string concatenation?

Answer 2

Combining strings

Question 3

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

Answer 3

Addition or for concatenation of strings

Question 4

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

Answer 4

A boolean data type

Question 5

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

Answer 5

Concatenates two values, adds the value to the current value of the variable and reassigns to the variable.