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

Apple App Development with Swift Certified User Sample Questions:

1. Select the area in Xcode that allows you to display the Preview Canvas.

2. Review the code snippet.

What value does the code output?

3. Which two statements about building an app are true? (Choose 2.)

A) You can run your app in the simulator with Generic iOS Device chosen.
B) You need a paid Apple Developer account in order to run your app on your phone.
C) Your phone must always be physically attached to your Mac to run your apps from Xcode on it.
D) You can preview a View in the Canvas without running your app.
E) You can run an app on your phone and get debug information in Xcode.

4. Why does the initializer for the following struct need the keyword self?

A) self is used to indicate to the reader that the parameter is being referenced.
B) self is needed to distinguish between the property and the parameter with the same name.
C) self is only needed when the property does not have a default value.
D) self is always needed when you are setting properties in an initializer.

5. Review the code snippet.

What is the output from each print statement?

Solutions: