What is the closed range operator in Swift?

What is the highest access level in Swift?

What do we call type methods in Swift?

What is protocol composition in Swift?

What is the exception handling mechanism used in Swift, similar to try-catch in C++?

What will be the output of the following Swift code?

func test() {

}

print(type(of: test))

Why are weak references used in Swift iOS app development?

What data types in Swift can have methods?

What functions in a framework should be declared as public or open?

Which of the following is a valid operation in Swift?