Q
In which scenario is a variable declared inside a loop inaccessible outside of it?

Answer & Solution

Answer: Option B
Solution:
Variables declared with 'let' in JavaScript are block-scoped and thus inaccessible outside the loop.
Related Questions on Average

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

In JavaScript, which of the following creates a block-scoped variable within a loop?

A). var

B). let

C). const

D). Both let and const

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

What is the consequence of using a variable declared with 'const' inside a loop in JavaScript?

A). It can be reassigned

B). It cannot be reassigned

C). It can be redeclared

D). It is hoisted

In Go, what happens to a variable declared inside a loop after the loop ends?

A). It is still accessible

B). It is garbage collected

C). It becomes nil

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

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

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