Mastering Swift 2 Programming (Video 6)
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Information Technology (IT), Architecture
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University
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Practice Problem
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Hard
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7 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What are the changes introduced to enum option sets in Swift?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain the concept of recursive enumerations in Swift.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe how option sets are defined and used in Swift.
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the pyramid of doom situation in Swift, and how does guard help to resolve it?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
What are the benefits of using pattern matching in Swift 2?
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
How does Swift handle API availability checks?
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
How does Swift 2 improve error handling compared to previous versions?
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