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,

1 869

What is dynamic in iOS operating system?

B-Ways TecnoSoft,

1 1078

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

CDC,

1 905

What is a struct in iOS operating system?

B-Ways TecnoSoft,

1 839

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

B-Ways TecnoSoft,

1 904

Which class will be subclassed in iOS operating system?

B-Ways TecnoSoft,

1 868

What is view object in iOS operating system?

B-Ways TecnoSoft,

1 1002

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

CDC,

1 877

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

B-Ways TecnoSoft,

1 1070

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

CDC,

1 869

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

CDC,

1 885

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

B-Ways TecnoSoft,

1 877

Explain retain counts in iOS operating system?

CDC,

1 973

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

CDC,

1 861

Define Android application resource files?

HCL,

1 938

Un-Answered Questions { Mobile OS }

Why do all model object attributes get marked with @dynamic and not synthesised? What does @dynamic mean?

825

Explain the common execution states for a swift ios app (ios application lifecycle).

877

What is dependency management tools?

858

What is nsmanagedobjectcontext? What are the different concurrency types? Explain them.

818

Explain how to play video in isolatedstorage using mediaelement?

914

In a single model, can I have few entities in one sqlite db file and remaining in another sqlite db file?

966

Which is the latest version of android os?

1029

What's the latest version of ios?

954

What is latest xcode version?

898

What is latest ios version?

982

What are transient properties?

900

What are the different store migration options? How do they work?

853

Explain how to edit location for weather?

952

What is the latest version of edubuntu?

871

Explain some biggest changes in usernotifications.

904

For More Un-Answered { Mobile OS } Questions Click Here