Enlist the methods to achieve concurrency in ios?
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Explain ios switching applications?
Who is the developer of ios?
What is swift and what is objective-c?
Explain ~/documents, ~/library, ~/tmp. What directory is ~ on ios?
Explain interfaces?
What are layer objects and what do they represent in iOS operating system?
Explain how an autorelease pool works at the runtime level
What are the features is ios 12.1?
What is code signing in iOS operating system?
What are ios protocols?
What’s the difference between mkannotation and mkpointannotation?
What is meaning of 'readonly' keyword?