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 3526

What's fast enumeration?

2 3689

What are the differences between categories and extensions?

1 2855

What is a singleton?

1 3270

Name and explain the iOS app states.

1 2980

What are the memory management rules?

1 2843

Name the memory management rules and their related methods.

1 2886

Explain why delegates and notifications are different.

1 2721

What is lazy loading?

1 2793

Explain shallow copying and depth copying.

1 2660

What is a struct?

1 3461

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

1 3397

What is posing in iOS?

B-Ways TecnoSoft,

1 3855

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

1 2604

Does iOs supports multitasking?

1 2659

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Un-Answered Questions { Apple iOS }

What is category in ios?

711

Who is the developer of ios?

757

Is react native easy?

709

What are the App states in iOS operating system? Explain them

733

Find the letter count in UItextfield? Including first character?

1458

Difference between release and autorelease ?

785

Define decoding or deserialization and encoding or serialization?

762

What makes react native special for ios?

744

how you can delete a smart group created in Xcode?

839

Explain xctest test case code.

751

What is an iphone app?

790

What are kvo and kvc?

752

Explain "private", "protected" and "public"?

719

Explain how do I get a call when my ipad rings?

757

How to animate view with constraint?

704

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