Apple iOS Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apple iOS Interview Questions

Questions Answers Views Company eMail

What is iOS?

2 3558

What's fast enumeration?

2 3726

What are the differences between categories and extensions?

1 2883

What is a singleton?

1 3315

Name and explain the iOS app states.

1 3008

What are the memory management rules?

1 2866

Name the memory management rules and their related methods.

1 2910

Explain why delegates and notifications are different.

1 2754

What is lazy loading?

1 2826

Explain shallow copying and depth copying.

1 2679

What is a struct?

1 3503

Is the object retained if I call performSelector:withObject:afterDelay:?

1 3422

What is posing in iOS?

B-Ways TecnoSoft,

1 3882

Where do you test the developed apps if you do not have the device?

1 2627

Does iOs supports multitasking?

1 2694

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Un-Answered Questions { Apple iOS }

What is difference between 'protocol' and 'delegate'?

759

what are the build phases available in Xcode?

898

What is mvc pattern in ios?

786

What are the app states in ios?

796

What is auto-layout?

872

What is didreceivememorywarning method in you viewcontroller?

753

What is the short cut to open the “Code Snippet Library” in Xcode?

880

What is gcd ios?

857

Assume that your app is running in the foreground but is currently not receiving events. In which sate it would be in?

839

What are ios apps coded in?

803

What is difference between delegate and datasource in ios?

832

Explain iglistkit?

795

Will iphone 6s get ios 14?

714

what are fetched properties? How do you create a fetched property?

762

What is difference between static library and framework?

861

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