Sr Ios Developer Interview Questions

1,602 sr ios developer interview questions shared by candidates

1. Weak and unowned difference. Which access takes the shortest time. 2. How is view redrawn, when something changes will the whole view be redrawn or just the part that's changed. 3. Async await + tasks. Combine + zip.
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Senior IOS Developer

Interviewed at Align Technology

3.4
May 16, 2025

1. Weak and unowned difference. Which access takes the shortest time. 2. How is view redrawn, when something changes will the whole view be redrawn or just the part that's changed. 3. Async await + tasks. Combine + zip.

Q1. Explain Dependency Injection and How it's help to write Unit Test? Q2. What is NSOperationQueue and Where did you use it? Q1. Explain Dependency Injection and How it's help to write Unit Test? Q3. Some Other Technical iOS in depth Questionaries and Coding Test.
avatar

Senior IOS Developer

Interviewed at Progressive Insurance

3.9
Jan 24, 2021

Q1. Explain Dependency Injection and How it's help to write Unit Test? Q2. What is NSOperationQueue and Where did you use it? Q1. Explain Dependency Injection and How it's help to write Unit Test? Q3. Some Other Technical iOS in depth Questionaries and Coding Test.

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