14141306
Pregunta 1
Pregunta
Which of the following is not a JavaScript primitive data type?
Respuesta
-
Boolean
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String
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Decimal
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Number
Pregunta 2
Pregunta
Given the string 'Hello world!', how would you find out how many characters are in the string?
Respuesta
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'Hello world!'.length
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'Hello world!'.len
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'Hello world!'.long
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length('Hello world!')
Pregunta 3
Pregunta
Given the string 'Hello world!', which index is the letter 'e' found at?
Respuesta
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0
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1
-
2
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3
Pregunta 4
Pregunta
What does the special character` \n` do?
Respuesta
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Creates a new line in the string.
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Makes it so our output skips the letter n.
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Allows us to include quotes inside a string.
Pregunta 5
Pregunta
Which of the following are valid operators in JavaScript?
Respuesta
-
%
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+
-
/
-
**
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