Amazon I OS Engineer interview questions.

Our question bank has 10000+ interview questions and growing, 24 of which are for Amazon I OS Engineer interviews.

All interview questions are submitted by recent Amazon I OS Engineer candidates, labelled and categorized by Prepfully, and then published after being verified by I OS Engineers at Amazon.

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Technical Knowledge
What's the difference in sync and async programming on iOS? When would you use each?
iOS Engineer
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2 months ago

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iOS System Design
Break down the process you'd use to develop a flight booking app.
iOS Engineer
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3 months ago

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iOS System Design
Share your approach to designing an iOS competitor app that can rival Etsy.
iOS Engineer
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4 months ago

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Technical Knowledge
Discuss the MVVM (Model-View-ViewModel) design pattern and its advantages in structuring iOS applications.
iOS Engineer
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6 months ago

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iOS System Design
Can you devise a way to rotate a square matrix to the right without using any extra memory?
iOS Engineer
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6 months ago

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iOS System Design
What approach would you adopt to ensure top-notch quality assurance for a room plan app?
iOS Engineer
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7 months ago

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Technical Knowledge
Can you explain the distinction between OperationQueue and GCD?
iOS Engineer
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8 months ago

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Technical Knowledge
Can you outline the process to find the common parent view for two UIViews in a hierarchy?
iOS Engineer
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9 months ago

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iOS System Design
Task: Rotate a square matrix in place to the right. Please avoid creating a supplementary matrix.
iOS Engineer
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1 year ago

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iOS System Design
Design the architecture of a file manager app for iOS
iOS Engineer
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1 year ago

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