iOS Interview Questions

78 questions in this collection

78 free samples · 0 member questions

iOS Developer Mobile Application Developer Senior iOS Engineer Software Engineer - iOS

Prepare for iOS interviews with questions on Swift, memory management and app lifecycle. Practice explaining layout and architecture choices, then reason through crashes and performance problems.

Start with a free sample

Read the example aloud, then adapt it to your own experience. Use details you can explain in a follow-up.

• Explain the difference between 'struct' and 'class' in Swift.
• What is ARC in iOS, and how does it work?
• Can you describe the app lifecycle in iOS?
• How do you ensure good performance in an iOS app?
• What is the significance of the 'Main Thread' in iOS development?

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