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Apple App Development with Swift Certified User Sample Questions:

1. Review the code snippet.

What will print after the final line of code is executed?

2. Review the code snippet.

What is the output from each print statement?

3. Match the Swift Properly Wrapper names to the correct descriptions.

4. You have created a view which includes some formatted text:

You decide to extract this formatted text into a subview so that you can reuse the formatting for other texts.
You highlight the Text and choose Extract subview.
You refactor ExtractedView to BigGreenTextView.
You add the line let text: String to the extracted view above the body.
You replace " That ' s all folks " with a reference to text
How should you call this extracted View from the original View?

A) BigGreenTextView(text: text)
B) BigGreenTextView(text)
C) BigGreenTextView( " That ' s all folks " )
D) BigGreenTextView(text: " That ' s all folks " )

5. Review the code snippet and identify what happens when the program is executed.

A) The for loop prints all the menu items in the array.
B) Only menu items including " Pizza " . " Burger " , " Chicken " . " Pasta " . " Salad " are printed.
C) Only menu items including " Burger " . " Chicken " . " Pasta " . " SaJad " . " Steak " are printed.
D) Only menu items including " Burger " . " Chicken " . " Pasta " . " Salad " are printed.

Solutions: