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 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 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 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 Swift, how are variables declared inside a loop scoped?
A). Global
B). Function-scoped
C). Block-scoped
D). File-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
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 scenario is a variable declared inside a loop inaccessible outside of it?
A). When using var in JavaScript
B). When using let in JavaScript
C). When using global in Python
D). When using static in C++
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