Explain the difference between atomic and nonatomic properties? Which JSON framework is supported by iOS? What do you mean by lazy stored properties, and why is it useful? Explain de-initializer and how it is written in Swift? What are synchronous and asynchronous tasks in iOS? What is the significance of “?” in swift language? What are different methods to identify the layout of elements in UIView? What do you prefer when writing UI’s? Xib files, Storyboards, or programmatic UIView?
State the difference between viewDidLoad and viewDidAppear? Explain what NSUserDefaults is? NSUserDefaults support Which types? iOS Interview Questions For Experienced.What is the use of break statement in Swift language? How is Switch Statement used in Swift language? Write names of components of Process Control Block? What do you mean by Optional Chaining in Swift? State the different control transfer statements used in Swift. Write names of different types of literal does Swift language have? What are the Half Open Range Operators in Swift? How can you add a stored property to a type by using an extension? Can you explain a circular reference in Swift? What are the advantages of using child view controllers? How can an observable object announce modifications to SwiftUI? What is the purpose of raw strings in Swift? What type of settings would you store in your Info. What is the purpose of the ButtonStyle protocol in Swift?
What are conditional conformances in Swift? What is the purpose of NotificationCenter? What are tuples, and why are they useful in Swift? State the difference between an array and a set? Explain what Swift programming language is? What is an iOS developer, and what are his duties?
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