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

Answer & Solution

Answer: Option C
Solution:
In Swift, variables declared inside a loop are block-scoped and cannot be accessed outside the loop.
Related Questions on Average

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

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

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

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 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 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

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

A). Global

B). Function-scoped

C). Block-scoped

D). Script-scoped

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

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

A). Yes

B). No

C). Sometimes

D). Depends on the context