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 the difference between nonatomic & atomic ? which is thread safe and why

1418

Explain Apple push notification

1470

Explain commonly ios libraries

1 2536

Explain commonly used third party libraries

1 3011

Explain How to access document directory

1 2361

In mapKit frame work, how to get current user location

1398

Explain which all events will perform an ios application in background

1495

Explain about AFNetworking. What is the base class used in AFNetworking library

2255

What is the methods for unzip file in AFNetworking

1792

How to convert MVC design pattern to MVVM design patterns

1491

Explain Inapp purchase in iOS

1 2478

Explain Appstore uploading process

1 2554

What is Process?

1 2482

What is Task?

1 2504

Who calls the main function of you app during the app launch cycle in iOS operating system?

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924

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Un-Answered Questions { Apple iOS }

what is your preferred programming language? Why? How long will it take you to learn a new programming language?

1349

Enlist the methods to achieve concurrency in ios?

830

What is a difference between stack and heap memory?

819

When would you say that an app is not in a running state?

1047

What is singleton design pattern in ios?

866

Can we support the same application for iphone 3gs and iphone 5, 6, 7? Why not?

816

Is react native easy?

802

Difference between cocoa, cocoa touch and objective c?

831

What is the significance of autorelease?

838

What is singleton pattern in ios?

829

Define fast enumeration?

901

Is realm db free?

873

What is the difference between let and var in swift?

962

Which language is best for ios development?

852

How to implement "load more" using nsfetchedresultscontroller?

870

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