Q
Which of the following is true about variables declared with 'let' inside a loop in JavaScript?

Answer & Solution

Answer: Option C
Solution:
In JavaScript, variables declared with 'let' inside a loop are block-scoped, meaning they are only accessible within the loop.
Related Questions on Average

In C++, where can a variable declared inside a for-loop be accessed?

A). Only within the loop

B). Throughout the function

C). Throughout the file

D). Outside the function

Can a variable declared with 'let' in a loop be accessed outside the loop in JavaScript?

A). Yes

B). No

C). Sometimes

D). Depends on the context

In PHP, what is the scope of a variable declared inside a for loop?

A). Global

B). Function-scoped

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In which programming language is a variable declared inside a loop accessible outside the loop?

A). JavaScript with var

B). Python

C). C++

D). All of the above

In Ruby, can a variable declared inside a loop be accessed outside the loop?

A). Yes

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D). It depends on the loop

In Swift, how are variables declared inside a loop scoped?

A). Global

B). Function-scoped

C). Block-scoped

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In C#, what is the scope of a variable declared inside a foreach loop?

A). Block-scoped

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In C, what is the scope of a variable declared inside a while loop?

A). Global

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What is the scope of a variable declared with 'var' inside a loop in JavaScript?

A). Global

B). Function-scoped

C). Block-scoped

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What happens to a variable declared inside a loop with 'var' in JavaScript after the loop ends?

A). It is destroyed

B). It is still accessible

C). It becomes undefined

D). It throws an error