Mobile OS Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Mobile OS Interview Questions

Questions Answers Views Company eMail

Implement the following methods: retain, release, auto release in iOS operating system?

CDC,

804

What is dynamic in iOS operating system?

B-Ways TecnoSoft,

989

What is atomic and nonatomic in iOS operating system? What is run loop in iOS ?

CDC,

842

What is a struct in iOS operating system?

B-Ways TecnoSoft,

774

Explain the difference between NSOperationQueue concurrent and non-concurrent in iOS operating system?

B-Ways TecnoSoft,

858

Which class will be subclassed in iOS operating system?

B-Ways TecnoSoft,

807

What is view object in iOS operating system?

B-Ways TecnoSoft,

925

Explain the options and bars available in xcode 4.x workspace window in iOS operating system

CDC,

827

What is the difference between retain & assign in iOS operating system?

B-Ways TecnoSoft,

1015

What is the difference between NSArray and NSMutableArray in iOS operating system?

CDC,

812

What is the purpose of UIWindow object in iOS operating system?

CDC,

831

What is Automatic Reference Counting (ARC) in iOS operating system?

B-Ways TecnoSoft,

830

Explain retain counts in iOS operating system?

CDC,

914

What are all the newly added frameworks iOS 4.3 to iOS 5.0?

CDC,

797

Define Android application resource files?

HCL,

873

Un-Answered Questions { Mobile OS }

What is mvc pattern in ios?

861

what is fragment in android?

881

What is tuple in swift?

809

Explain difference between mrc and arc?

837

What are the steps required in setting up the linkify calls intent?

966

Please explain what is difference strong and weak reference?

733

Do you know what is anr, and why does it happen?

938

Will installing ubuntu erase windows?

840

Why did we open the android source code? What is the guardian app for android?

916

Explain @synchronized ,@dynamic

1664

Why ios is faster than android?

950

What is the difference between strong and retain.

730

What does auto sync do on android?

954

What does fragment mean?

899

Explain some common execution states in ios?

818

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