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?

881

Why is inheritance not desirable in swift?

898

What do you mean by a deinitializer?

940

How many access levels are present in swift?

985

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

777

What is core data?

854

How do you check if your code has memory leaks?

905

How to use core data objects between two threads?

882

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

936

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?

767

What is plist?

949

Are the nsmanagedobjectcontext queues serial or concurrent?

867

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

787

Explain parent-child context setup?

825

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

902

Un-Answered Questions { Mobile OS }

What are the positive and negative with volley?

991

Explain circuit level gateway?

966

Explain the wireless internet advantages of blackberry technology?

885

What is needed to make multiple choice list with custom view for each row?

1093

Can we play pc games on android?

916

How to sniff network traffic from the emulator?

1072

How do I upgrade my android phone?

1041

Does swift have a garbage collector?

1004

what is the memory limit of each process in android?

979

How to write a multiple line comment in swift?

963

What is the difference between 'assign' and 'retain' keyword?

975

What is androidmanifest.xml?

965

What is api level, codename of android 5.0 – 5.1?

1026

What are advantages of arc over mrc?

908

Differentiate between ‘assign’ and ‘retain’ keyword.

941

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