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

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 Python, what happens to a variable declared inside a loop after the loop terminates?

A). It gets destroyed

B). It is still accessible

C). It becomes global

D). It gets re-initialized

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

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

A). Global

B). Function-scoped

C). Block-scoped

D). File-scoped

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

Which of the following keywords can be used to declare a block-scoped variable in JavaScript?

A). var

B). let

C). const

D). Both let and const

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 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

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 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