# JavaScript Data Types Quiz

## JavaScript Data Types

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## JavaScript Data Types Quiz

?: Which of the following is/are strings?

\[ ] `4` \[ ] `4.0` \[X] `'4'`

?: Which of the following is/are numbers?

\[X] `4` \[X] `4.0` \[ ] `'4'` \[X] `-4`

?: Which of the following is/are booleans?

\[X] `true` \[X] `false` \[ ] `"true"`

?: What is the result of `80 + 71.2`?

(X) `151.2` ( ) `151` ( ) `8071.2`

?: What is the result of `"80" + 71.2`?

( ) `151.2` ( ) `151` (X) `"8071.2"`

?: What is the result of `2 + "2"`?

( ) `4` ( ) `"4"` (X) `"22"`

?: Does `100 + 30` produce a number or a string?

(X) number ( ) string

?: Does `"100" + 30` produce a number or a string?

( ) number (X) string

???


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