What is the use of double question mark “??” In swift?
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Explain the common execution states for a swift ios app (ios application lifecycle).
What will you do if your app is prone to crashing?
What is interface in swift?
In swift what is use of backticks while declaring a variable?
Is swift coding easy?
Explain what is half-open range operator?
What is swift nsarray?
What is swift stand for?
What are the collection types available in swift?
The String struct doesn’t provide a count or length property or method to count the number of characters it contains. Instead a global countElements<T>() function is available. When applied to strings, what’s the complexity of the countElements function: O(1) O(n) and why?
What is the characteristics of switch in swift?
What is swift programming?