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 are functions different from methods?

838

Why is inheritance not desirable in swift?

845

What do you mean by a deinitializer?

892

How many access levels are present in swift?

919

What is the purpose of reuseidentifier? What is the benefit of setting it to a non-nil value?

742

What is core data?

791

How do you check if your code has memory leaks?

865

How to use core data objects between two threads?

831

When a nsfetchrequest fetches an entity object from store, does it fetch all of its data at once?

865

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?

719

What is plist?

901

Are the nsmanagedobjectcontext queues serial or concurrent?

826

What are the different store migration options? When are they used? How do they work? What is mapping model?

749

Explain parent-child context setup?

780

What are the Common reasons for app rejection from app store review process?

850

Un-Answered Questions { Mobile OS }

Is there an internet explorer for android?

911

Difference between sax parser and dom parser ?

851

What is the permission you need to declare in androidmanifes?

856

What are floating point numbers? How many types of floating number are there?

810

What are intents?

981

What does sn mean in a text message?

880

Explain the purpose of using a libaio package in Ubuntu?

798

Can we use ssl to encrypt the app communication?

806

How to do upload of large sized video file to server ? while uploading user presses “Homebutton” How long will execute?

1385

Is swift dynamic or static?

773

how serialization is different from binders?

959

Which android version is best for mobile?

961

What is ios layer?

823

Why bytecode cannot be run in android?

1008

Types of notification in android?

996

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