Application Development with Swift

Q1. Is it true that IOS is proprietary software?

Q2. Which of the framework subsequent is not used in IOS

Q3. what to use for unwrapping value inside optional

Q4. Which if the following function is used in returning multiple values

Q5. What is the full name of IOS

Q6. Bundle in IOS refers to

Q7. Find the incorrect value type in swift

Q8. which of the mentioned id not the data type in swift

Q9. for setting a variable with null is needed

Q10. In swift, the double has a precision of the minimum of