Swift Question

1) You can define a read-only property in Swift.

True / False

2) When is the viewDidLoad method of the view controller class called?

A) Before the view hierarchy is initialized

B) After the view hierarchy is initialized

C) Only called if the view is not defined in the storyboard.

D) Called when the view needs to be unloaded from the memory

F) None of the above.

3) When using auto layout, the priority of constraints is used to

A) determine which constraints to apply when there are conflicts

B) determine the order in which the constraints are applied.

C) avoid infinite loops when there are circular dependencies among the constraints

D) determine which widget will be visible when several widgets overlap

F) None of the above.