Apple iOS Swift Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apple iOS Swift Interview Questions

Questions Answers Views Company eMail

How to add an element into an array?

623

Explain some common features of protocols & superclasses.

733

What is optional chaining?

609

What is a guard statement?

652

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

699

What is the benefit of using guard statement in swift?

635

Explain some biggest changes in usernotifications.

665

What is “defer”?

662

What are ui elements?

598

What is the difference between array and nsarray?

653

What are the most important features of swift?

635

What are the different ways to pass data in swift?

613

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

693

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

612

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

614

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Un-Answered Questions { Apple iOS Swift }

Explain enum in swift.

771

What is forced unwrapping?

700

Is swift worth learning 2019?

665

Can you make a property optional?

624

Is swift similar to c?

555

What is cocoa swift?

564

What do you do when you realize that your app is prone to crashing?

644

What is string in swift?

623

What are the features of swift programming?

656

What is “defer”?

662

what are functions different from methods?

643

What are the control transfer statements used in swift?

642

How long does it take to learn swift?

597

What are the control transfer statements that are used in ios swift?

763

What is singleton class swift 3?

590

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