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

Mobile OS Interview Questions

Questions Answers Views Company eMail

What is nsmanagedobjectcontext?

916

What performance issues can you face when using coredata?

957

How do you setup/initialise a core data stack in your application?

916

What is category and class extension?

907

What are the different delete rules that a relationship can have?

799

what are fetched properties? How do you create a fetched property?

864

What is nspersistentstore? Is it thread safe?

1000

What is a fault?

857

Is core data is thread safe?

874

What is messaging? How does the runtime handle message passing?

818

What are the different delete rules that a relationship can have? Which one takes ownership?

847

What is the purpose of reuseidentifier?

896

What is dependency management tools?

853

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

943

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

957

Un-Answered Questions { Mobile OS }

Can viewdidload be called multiple times?

852

What are the drawbacks of android?

943

What is dynamic keyword in swift?

867

Does ubuntu still have spyware?

825

What are the cpu architectures supported by ios devices?

844

What does android 9 pie do?

955

What is abstract class in swift?

924

What is swift stand for?

860

How to send your device id to an iphone developer?

838

Different types of persistent stores? Which all types can we have on ios?

873

how to analyze a crash using logcat?

986

What does os mean on a phone?

953

Explain assets folder in android?

909

What is use of nsoperation?

856

What is the use of double question mark “??” In swift?

928

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