Jul 26, 2024 interview
iOS Developer interview question UIView and UIViewController Basics:
UIView and UIViewController Basics: - What is a UIView, and what role does it play in the iOS user interface? UIView is a fundamental class in iOS development that plays a crucial role in building and managing the user interface…
Jul 26, 2024 interview
iOS Developer interview question UITableView and UICollectionView:
UITableView and UICollectionView: - What is the purpose of UITableView in iOS? The UITableView class in iOS is a versatile and powerful component used for displaying and managing a list of items in a single-column layout. It is widely used…
Jul 26, 2024 interview
iOS Developer interview question Auto Layout and Constraints:
Auto Layout and Constraints: - What is Auto Layout, and why is it used in iOS development? Auto Layout is a system used in iOS development to create adaptive user interfaces that can dynamically adjust to different screen sizes, orientations,…
Jul 26, 2024 interview
iOS Developer interview question Protocol-Oriented Programming (POP)
Protocol-Oriented Programming (POP): - Discuss the principles of Protocol-Oriented Programming (POP). Protocol-Oriented Programming (POP) is a paradigm that emphasizes the use of protocols to define interfaces and behaviors, rather than relying solely on class inheritance. Introduced and popularized by Swift,…
Jul 26, 2024 iOS
iOS Developer interview question Advanced Swift Concepts
Advanced Swift Concepts - Describe the concept of option chaining in Swift. Optional chaining in Swift is a process that allows you to safely access properties, methods, and subscripts on optional types. If the optional contains a value, the property,…
Jul 26, 2024 interview
iOS Swift interview question Functions and Methods:
Functions and Methods: - What is a function in Swift, and how is it defined? In Swift, a function is a self-contained block of code designed to perform a specific task. Functions allow you to encapsulate logic, make your code…
Jul 26, 2024 interview
iOS Swift interview question Variables and Data Types:
Variables and Data Types: 1. Define the `var` and `let` keywords in Swift. In Swift, the var and let keywords are used to declare variables and constants, respectively. These keywords determine whether the value associated with a name can be…
Jul 26, 2024 interview
iOS interview question on ARC and Retain cycle
Memory Management: - Describe retain cycles in Swift and how to avoid them. Retain cycles in Swift occur when two or more objects hold strong references to each other, creating a cycle that prevents any of the objects involved from…