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
In Swift, how are variables declared inside a loop scoped?
A). Global
B). Function-scoped
C). Block-scoped
D). File-scoped
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 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 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
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
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 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
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
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