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

Apple iOS Interview Questions

Questions Answers Views Company eMail

When dealing with property declarations, what is the difference between atomic and non-atomic?

1496

Which all frameworks you worked in ios ?

1 2317

If you run an application on device , which has location services.Which location it will show first ?

1 2309

If you use location services in your app, will it drain your battery.if yes? How can we avoid?

1304

Did you used CLRegion? How its working?

1 2213

what is dispatchQueue?

1 2424

Find the letter count in UItextfield? Including first character?

1506

Tell about block and GCD

1 2680

Difference between retain and assign ?

1 2787

How can we use NSOperation queue? what is the advantage of using it ?

1 2919

How to fix tableviewcell dequeue issue ?

1429

Difference between ScrollviewdidScroll and didendDecelerating delegates?

1 2955

Major difference between delegate and notification?

1 2306

Push notification working in ios?

1 2179

A tableview with while tapping on cell show a popOver. and tapping on it move to another view controller, is it possible if yes? then how?

1 2261

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Un-Answered Questions { Apple iOS }

How to install an iphone application for testing?

869

What is strong and weak in ios?

796

Explain the characteristics of ios?

812

What is ios architecture?

832

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

880

What performance issues can you face when using coredata?

900

What is ios layer?

814

What is synchronized() block in objective c? What is the use of that?

819

Explain how you can migrate to Xcode?

1016

How to shut off message alerts in ios?

961

What is the purpose of reuseidentifier?

844

What is difference between synchronous and asynchronous in web request in iOS operating system?

825

Which programming languages are used for ios development?

835

What is nonatomic?

856

What is core data stack?

802

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