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

Apple App Development with Swift Certified User Sample Questions:

Question 1

Review the code snippet.

The code snippet does not compile.
Which two actions will fix the errors? (Choose 2.)

A. Chang the type of unitPrice from Double to Int.
B. Change the type of quantity from int to Double .
C. Change shipping from let to var to make it mutable.
D. Change totalCost from let to var to make it mutable.
E. Change the initial value of totalCost from o to 0.0.

Question 2

Refer to this image to complete the code.

Note: You will receive partial credit for each correct answer

Question 3

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.

Question 4

Complete the code that will add the BlueView to the NavigationStack and present the RedView modally.

|Complete the code by typing in the boxes.

Question 5

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

Solutions: