iOS Development For Beginners 4

Question 1

In SwiftUI, what is the basic building block for displaying text on screen?

Accepted Answer

Text

Answer

Label

Answer

TextView

Answer

UILabel

Question 2

Which SwiftUI container arranges its child views vertically?

Accepted Answer

VStack

Answer

HStack

Answer

ZStack

Answer

List

Question 3

Which SwiftUI container arranges views horizontally side by side?

Accepted Answer

HStack

Answer

VStack

Answer

ZStack

Answer

Grid

Question 4

In SwiftUI, which property wrapper creates mutable state owned by a view?

Accepted Answer

@State

Answer

@Binding

Answer

@Environment

Answer

@Published

Question 5

What does a SwiftUI Button require to respond to taps?

Accepted Answer

An action closure

Answer

A delegate

Answer

A storyboard segue

Answer

An IBOutlet

Question 6

In UIKit, which class is the base for most on-screen visual elements?

Accepted Answer

UIView

Answer

UIController

Answer

UIScreen

Answer

UIWindowScene

Question 7

In UIKit, what manages a single screen of content and its views?

Accepted Answer

UIViewController

Answer

UIView

Answer

UIApplication

Answer

UIScene