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 differences between categories and extensions?

1 3029

What is a singleton?

1 3489

Name and explain the iOS app states.

1 3149

What are the memory management rules?

1 3008

Name the memory management rules and their related methods.

1 3080

Explain why delegates and notifications are different.

1 2907

What is lazy loading?

1 2980

Explain shallow copying and depth copying.

1 2827

What is a struct?

1 3665

Is the object retained if I call performSelector:withObject:afterDelay:?

1 3573

What is posing in iOS?

B-Ways TecnoSoft,

1 4044

Where do you test the developed apps if you do not have the device?

1 2823

Does iOs supports multitasking?

1 2871

What is the use of the UI Automation API?

1 2235

What is UIApplication?

1 3447

Un-Answered Questions { Mobile OS }

Describe @objc inference?

890

What are the dialog boxes that are supported in android? Explain.

970

What is wildcard app ids?

950

How much space do you need to install ubuntu?

818

how to update ui from a service?

1082

What is the role of compatibility that is used in android?

950

Can ubuntu replace windows?

900

Explain me app bundle?

898

Which phone os is most used?

1106

what are fetched properties? How do you create a fetched property?

864

Define the application resource file in android?

949

What is a ContentProvider and what is it typically used for?

1723

What do you mean by optional chaining in swift?

848

How can I reduce my android system usage?

1049

What is the benefit of an android library project?

987

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