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

Mobile OS Interview Questions

Questions Answers Views Company eMail

Explain xctest test case code.

873

What is a retain cycle?

805

What is memory management handled on ios?

880

Explain the difference between bounds and frame?

892

How you will store user info (username, password or token) securely in ios?

842

What is wildcard app ids?

948

From which ios version, arc is supported?

880

What are advantages of arc over mrc?

906

Explain application sandboxing.

843

Have you uploaded app on appstore? What is the process?

771

What is difference between unit tests and ui test in xcode?

927

Why do we override drawrect: method? How to explicitly call it?

818

Explain difference between mrc and arc?

905

What are layers?

880

What is nsmanagedobjectcontext? What are the different concurrency types?

816

Un-Answered Questions { Mobile OS }

Is linux mint on ubuntu?

843

What is access data using content provider:

1022

Which is better redhat or ubuntu?

805

How to find the memory leaks in mrc?

1339

Why is it called android oreo?

912

What is shared instance in ios?

854

Explain what are intent filters?

994

what is intent, pending intent, and sticky intent?

1087

Tell me two ways to clear the back stack of activities when a new activity is called using intent?

950

How do I turn off auto sync on android?

966

What android version is my phone?

1073

How do I change the root password in ubuntu terminal?

809

What are different data storage options are available in android?

983

Why is ubuntu considered as safe?

814

What is property observer in swift?

900

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