Q
How do you concatenate multiple strings and a number in JavaScript?

Answer & Solution

Answer: Option A
Solution:
The + operator is commonly used to concatenate strings in JavaScript.
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What will be the output of 5 + 3 + ' apples' in JavaScript?

A). '8 apples'

B). 8 apples

C). '5 + 3 apples'

D). '53 apples'

What is the result of 5 + null in JavaScript?

A). 5

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D). '5'

How do you convert a string to a number in JavaScript using the + operator?

A).

B).

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What is the result of '5' + true in JavaScript?

A). '5true'

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What will be the output of 5 + ' apples' + 3 in JavaScript?

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What is the output of 5 + NaN in JavaScript?

A). NaN

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How do you add a number and a string in JavaScript to get a string result?

A). string + number.toString()

B). string + number

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What does '5' + undefined evaluate to in JavaScript?

A). '5undefined'

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What is the result of '5' + '3' + 2 in JavaScript?

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