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.

578

What is a retain cycle?

563

What is memory management handled on ios?

573

Explain the difference between bounds and frame?

591

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

575

What is wildcard app ids?

664

From which ios version, arc is supported?

571

What are advantages of arc over mrc?

642

Explain application sandboxing.

572

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

514

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

556

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

557

Explain difference between mrc and arc?

622

What are layers?

622

What is nsmanagedobjectcontext? What are the different concurrency types?

549

Un-Answered Questions { Mobile OS }

Do loops swift?

567

What is bridging header in swift?

557

Describe the android application architecture.

685

You must declare all application components in manifest file in this way?

709

Can I write multi-player games using wi-fi or blue tooth in the device.?

711

What is the difference between android 6.0 and 6.0 1?

696

Which are the ways of achieving concurrency in ios?

584

What is nspersistentstorecoordinator? What duties does it perform?

590

Explain difference between coredata & sqlite?

644

Explain the difference between cocoa and cocoa touch?

659

What are all the newly added frameworks iOS 4.3 to iOS 5.0?

582

What are advantages of arc over mrc?

642

What are the different phases of the activity life cycle?

674

How to set your application id after becoming a member of iphone developer program?

550

As an android developer, how will you enumerate the steps necessary to created bounded services through aidl?

663

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