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 api level, codename of android 4.4?

928

What are synthetic sensors?

937

As discussed, there are 4 main components in android application. And in androidmanifest.xml file, you need to declare?

831

How to set position of a sencha touch component?

1062

What are the four asynctask methods that must be overridden?

914

What is the difference between a fragment and an activity?

972

What is libs/ directory?

1017

How do you access the string resource stored in the strings.xml file?

924

On android, a layout can contain other layout?

981

What is the relationship between the life cycle of an asynctask and an activity?

968

What is src/ directory?

878

What is androidtest/ directory?

1002

Android ui is threadsafe? Is it true or false?

927

What is onstop?

995

What main/assets/ directory contains?

920

Un-Answered Questions { Mobile OS }

Define iterator protocol?

824

What is the significance of “?” In swift?

872

Why we use linux id in android?

1013

is code completion is active by default in iphone development?

804

What’s the difference between not-running, inactive, active, background and suspended execution states?

781

How to set position of a sencha touch component?

1062

What is color/ directory?

924

What is the meaning of 'synthesize' keyword?

749

What is anr, and why does it happen?

1059

What is the purpose of UIWindow object in iOS operating system?

831

What are ibeacons?

829

Will fuchsia os replace android?

890

Explain how app delegate is declared by Xcode project templates?

940

What are the skills required for ios developer?

786

What is the importance of settings permissions in app development?

1466

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