It will help you to crack your next salesforce interviews.
11) What is Wrapper class in Salesforce?
A class which instances are collection of other objects is called a Wrapper class. It is used to show the different types of objects on Visual Force page.
I hope above Salesforce Developer Interview Questions And Answers helped you. If you face any other questions in your salesforce interview and want add in above list, then feel free to comment your questions in the below comment section I will add that questions with the correct answer.