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 a guard statement?

840

Who calls the main function of our app during the app launch cycle?

881

What is the benefit of using guard statement in swift?

838

Explain some biggest changes in usernotifications.

859

What is “defer”?

853

What are ui elements?

817

What is the difference between array and nsarray?

921

What are the most important features of swift?

849

What are the different ways to pass data in swift?

798

What is the use of double question mark “??” In swift?

887

Where can we test the apple iphone apps if we don’t have an ios device?

796

What is a guard statement? What is the benefit of using guard statement in swift?

795

Is swift an object-oriented programming language?

831

How can we make a property optional in swift?

875

Explain grand central dispatch (gdc).

822

Un-Answered Questions { Mobile OS }

What is the core work of intent filter?

939

What is lts ubuntu?

837

What is cocoa touch in ios?

812

How should errors be handled in swift?

861

Garbage collector in iphone?

897

What is activitycreator?

1003

Explain some common features of protocols & superclasses.

916

What is bin file in android?

1057

What are layer objects and what do they represent in iOS operating system?

812

Which tools are used for debugging on the android platform?

941

I keep hearing 'popping/clicking' sounds from the speaker?

900

Is ubuntu 18.04 a lts?

662

What is core data in ios swift?

828

When would you say that an app is not in a running state?

996

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

810

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