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Test: Swift - Forced Unwrapping of Optionals

2. How do you add two variables called score1 and score2 which are of type Optional



Results
Congratulations! Correct Answer.
You Answered: None. If you took the test, your answer will show up here.
Correct Answer: score1!+score2!
Explanation
Here score1 is declared as: var score1: Int? and score2 is declared as score2: Int?. In order to add them, we need to first get the Int values by unwrapping them. So, adding them would be: score1!+score2!
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Question 2 of 5


Test is Based on this Article
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This article talks about getting the value wrapped inside an optional by unwrapping it forcibly.
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Test on Forced Unwrapping of the Optionals in Swift.

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