How many ways can you develop iOS apps using Swift?

Do subscripts accept arguments?

What is the main purpose of using property wrappers in Swift?

When are escaping closures used in Swift?

What will be the output of the following lines of code?

let ch: Character = "c"

print(ch)

Can you mutate the properties that are passed to willSet and didSet observers?

Which of the following is a valid activity that an extension can perform in Swift?

Which of the following is the correct way to declare a variadic parameter in Swift?

According to the convention in Swift, which of the following is not allowed in protocols?

What will be the output of the following code?

let houseAnimals: Set = ["Dog", "Cat"]

let farmAnimals: Set = ["Cow", "Chicken", "Goat", "Dog", "Cat"]

let cityAnimals: Set = ["Mouse", "Rat"]

print(houseAnimals.isSubset(of: farmAnimals))

print(farmAnimals.isSuperset(of: houseAnimals))

print(farmAnimals.isDisjoint(with: cityAnimals))