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 are the important delegate methods of nsxml parser?

794

What is advantage of categories? What is difference between implementing a category and inheritance?

688

What is an iphone app?

797

What are the requirements for developing iphone apps?

754

What is push notification?

867

Assume that your app is running in the foreground but is currently not receiving events. In which sate it would be in?

834

When to use nsmutablearray and when to use nsarray?

725

Describe the functionality of accelerometer of an iphone ?

778

What are the requirements for the icon and screenshots?

901

What is the Domain Name System (DNS)? What are the advantages of it?

849

Can we send end users a message to renew or re-purchase an application?

887

What is an application gateway?

927

How’s the tax on purchased applications processed?

890

What is Blackberry technology?

884

What languages does BlackBerry App World support?

816

Un-Answered Questions { Mobile OS }

how to code sign a app? : Blackberry tablet os

783

Is ios better than android?

850

What coding language is used for ios apps?

720

What are “strong” and “weak” references? Why are they important and how can they be used to help control memory management and avoid memory leaks?

713

what is Xcode?

858

Explain interfaces?

821

What is nspersistentstore?

879

What is @implementation?

785

Is ubuntu an open source?

621

What is latest mac os version?

843

Who can submit applications through the blackberry app world vendor portal?

860

Explain parent-child context setup. How does it work? What are the advantages?

712

What is lifecycle of an activity?

857

Will galaxy s8 get android pie?

840

How does swift achieve multiple inheritance?

778

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