iOS Storyboard type questions

What is an iOS Storyboard?

• A visual representation of the app's UI and navigation flow.

• A collection of reusable code snippets.

• A debugging tool in Xcode.

• A way to manage application state.

How do you define the initial view controller in a Storyboard?

• By connecting it to the AppDelegate.

• By enabling "Is Initial View Controller" in the Attributes Inspector.

• By naming it "InitialController".

• By adding a @Main annotation in the code.

Which file is automatically created when you add a Storyboard in Xcode?

• ViewController.swift

• Main.storyboard

• AppDelegate.swift

• Assets.xcassets

What is a segue in a Storyboard?

• A transition animation between two views.

• A method used to update UI elements.

• A link that defines the transition between two view controllers.

• A property of a UIView.

How do you pass data between two view controllers connected by a segue?

• Use UserDefaults.

• Use a custom initializer in the destination view controller.

• Override the prepare(for:sender:) method in the source view controller.

• Use the @State property wrapper in Swift.

Which of the following can be added directly to a Storyboard?

• Constraints

• Gesture Recognizers

• View Controllers

• All of the above

What is the purpose of the Document Outline in a Storyboard?

• To debug runtime errors.

• To list all objects, views, and constraints in the Storyboard.

• To write Swift code for the Storyboard.

• To display a preview of the UI on different devices.

How can you create a custom segue in iOS?

• Override the prepare(for:sender:) method in the source view controller.

• Use a segue identifier and implement a custom animation in code.

• Add a custom transition style in the Attributes Inspector.

• All of the above.

What is the use of a Navigation Controller in a Storyboard?

• To manage a stack of view controllers and provide navigation functionality.

• To control animations between view controllers.

• To manage Storyboard constraints.

• To define application lifecycle methods.

How do you create an outlet for a UI component in a Storyboard?

• Drag and drop the UI component to the view controller in the document outline.

• Control-drag from the UI component to the code editor.

• Add the outlet programmatically in the view controller.

• Add an IBOutlet annotation directly in the Attributes Inspector.