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

Answer & Solution

Answer: Option B
Solution:
Variables declared with 'let' are block-scoped and thus not accessible outside the loop in JavaScript.
Related Questions on Average

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

B). No

C). Only in certain cases

D). It depends on the loop

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

A). Global

B). Function-scoped

C). Block-scoped

D). Loop-scoped

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

A). Global

B). Local to the block

C). Local to the function

D). Local to the file

In Java, what happens if you declare a variable inside a for loop?

A). It becomes global

B). It is accessible only within the loop

C). It is accessible throughout the class

D). It throws an error

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

A). They are accessible globally

B). They are hoisted to the top

C). They are block-scoped

D). They can be accessed outside the loop

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

A). Global

B). Function-scoped

C). Block-scoped

D). File-scoped

What is the scope of a variable declared inside a loop?

A). Global

B). Local to the loop

C). Local to the function

D). Local to the script

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

A). Global

B). Function-scoped

C). Block-scoped

D). Script-scoped

What is the difference in scope between variables declared with 'var' and 'let' in JavaScript loops?

A). var is block-scoped, let is function-scoped

B). var is function-scoped, let is block-scoped

C). var and let are both function-scoped

D). var and let are both block-scoped