javascript-primitives-and-variables Flashcards

1
Q

What data type is returned by an arithmetic operation?

A

a number

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2
Q

What is string concatenation?

A

when you add other strings/ingredients together using the + operator in an expression to create a NEW string/product.

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3
Q

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

A

mathematical and concatenation. its a dual operator. depends on if the values are string or numbers

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4
Q

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

A

true or false.

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5
Q

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

A

it adds values on the right together and assigns the results to the variable of the left

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