Can you make a property optional?
How does swift achieve multiple inheritance?
What is dynamic member lookup swift?
What are the collection types available in swift?
What do you mean by the term “defer”?
What is thread in swift?
What is init() in swift?
How can you declare a variable in swift?
What is $0 and $1 in swift?
What is set swift?
What type of objects are basic data types in swift?
Difference in classes and structures in swift?
How can you define a base class in swift?
How can you make a property optional in swift?
What are generics? How to make a method or variable generics in swift?