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Apple iOS Interview Questions
Questions Answers Views Company eMail

How you will store user info (username, password or token) securely in ios?

 433

What is wildcard app ids?

 489

From which ios version, arc is supported?

 427

What are advantages of arc over mrc?

 486

Explain application sandboxing.

 441

Have you uploaded app on appstore? What is the process?

 393

What is difference between unit tests and ui test in xcode?

 405

Why do we override drawrect: method? How to explicitly call it?

 388

Explain difference between mrc and arc?

 472

What are layers?

 469

What is nsmanagedobjectcontext? What are the different concurrency types?

 402

What is thread safe?

 444

How many types of background modes supported in ios?

 412

How we can execute some code when app is in background?

 411

How you can add frameworks in xcode project?

 394

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Un-Answered Questions { Apple iOS }

How do you decide when to use infinite scroll or pagination in ios? : IOS Architect

495

How to deal with sqlite database?

490

What is datasource in ios?

461

What is the difference between strong and retain.

389

Which programming languages are used for ios development?

410




What is 1x 2x and 3x in ios?

447

What is the architecture of ios?

450

is code completion is active by default in iphone development?

416

What is error in application in iphone?

433

Would I be able to keep in touch with some c++ work in the equivalent .m record? Will it compile? Assuming no, what changes would it be a good idea for me to do to compile it?

405

What is grand central dispatch ios?

483

How to parse xml?

452

Difference b/w collectionView & uitableview?

1939

What is meaning of 'readonly' keyword?

500

What is didreceivememorywarning method in you viewcontroller?

411

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