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Apple App-Development-with-Swift-Certified-User Exam Syllabus Topics:

Apple App Development with Swift Certified User Sample Questions:

1. When you press ' Show Button ' on your app. a modal View appears.
Complete the code by selecting the correct option from each drop-down list.
Note: You will receive partial credit for each correct answer.

2. Review the code snippet.

What is the value of answer after you run the code?

3. Review the code.
var capitalCities = [ " USA " : " Washington D.C. " , " Spain " : " Madrid " , " Peru " : " Lima " ] Which two statements add the capital city of " Italy " to the dictionary? (Choose 2.)

A) capitalCities[ " Rome " ] = " Italy "
B) capitalCities.append([ " Italy " : " Rome " ])
C) capitalCities[ " Italy " ] = " Rome "
D) capitalCities = capitalCities + [ " Italy " : " Rome " ]
E) capitalCities.updateValue( " Rome " , forKey: " Italy " )

4. Complete the code by selecting the correct option from each drop-down list to create the following screen.

Note: You will receive partial credit for each correct answer.

5. Review the code.
struct ContentView: View {
let fruits = [ " Apple " , " Banana " , " Kiwi " ]
var body: some View {
List(fruits, id: \.self) { fruit in
Text(fruit)
.font(.headline)
.padding()
}
}
}
Which of the following statements is true about the code?

A) KeyPaths are used here to extract the font and padding properties dynamically.
B) The id: \.self in the List view is not necessary and may be omitted.
C) The List view is using the fruits array to display the contents as individual rows.
D) The id: \.self in the List view should be rewritten as id: /self

Solutions: