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.

812

What is a retain cycle?

761

What is memory management handled on ios?

811

Explain the difference between bounds and frame?

835

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

802

What is wildcard app ids?

903

From which ios version, arc is supported?

832

What are advantages of arc over mrc?

848

Explain application sandboxing.

783

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

719

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

859

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

768

Explain difference between mrc and arc?

837

What are layers?

827

What is nsmanagedobjectcontext? What are the different concurrency types?

758

Un-Answered Questions { Mobile OS }

What is the importance of android in the mobile market?

997

What are the basic tools used to develop an android app?

887

Explain orientation?

965

Do you know what is an action?

1014

What are the tools placed in android sdk?

1007

What is an android one device?

872

Explain how to manage my isolated storage quota?

960

What is strong in ios?

788

How to select more than one option from list in android xml file? Give an example.

927

Explain differentiate between release and pool drain?

814

Mention what is the use of po command in xcode?

811

Explain the android versions history and there name?

977

What are lazy stored properties, and how are they useful?

799

What is encapsulation in swift?

852

What is software system?

905

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