Mobile OS Interview Questions
Questions Answers Views Company eMail

Mention what are the features of Swift Programming?

1 1413

Mention what is the difference between Swift and ‘Objective-C’ language?


Mention what are the type of integers does Swift have?

1 891

Mention what is the Floating point numbers and what are the types of floating number in Swift?

1 655

Explain how multiple line comment can be written in swift?

1 724

What is de-initializer and how it is written in Swift?

1 978

Mention what are the collection types available in Swift?

1 1105

List out what are the control transfer statements used in Swift?

1 918

Explain what is optional chaining?

1 783

How base-class is defined in Swift?

1 1276

Explain what Lazy stored properties is and when it is useful?

1 1270

Mention what is the characteristics of Switch in Swift?

1 1097

What is difference between 'let' and 'var' declaration ?

1 857

What is Initialization ?

1 802

In Swift How to connect UI under Swift Environment ?

1 828

Un-Answered Questions { Mobile OS }

Explain which all events will perform an ios application in background


Explain Apple push notification


Explain application states


Explain AndroidManifest.xmlfile in detail.


How to fix tableviewcell dequeue issue ?


If you use location services in your app, will it drain your battery.if yes? How can we avoid?


What happens when you invoke a method on a nil pointer?


In mapKit frame work, how to get current user location


what is preferences


Do you know will Microsoft ship a panorama control with the run-time?


what is the procedure of using D2MS server in cloud messaging in android


DB updation when app new version comes ?


Explain about AFNetworking. What is the base class used in AFNetworking library


What’s Canonical’s role in OpenStack? 


If the Activity is showing an animation that indicates some kind of progress, what issue might you encounter and how could you address it?