When to use nsmutablearray and when to use nsarray?
What are the application lifecycle in ios?
How to handle concurrency problems in core data?
what is dispatchQueue?
What do you know about home screen of ios?
Explain your process for tracing and fixing a memory leak
Explain commonly ios libraries
Is ios written in c?
What are some common execution states in ios?
What is context in core data ios?
What is atomic and non atomic in ios?
How many bytes we can send to apple push notification server?
What is ipa?