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Apple iOS Swift Interview Questions
Questions Answers Views Company eMail

How to add an element into an array?

 468

Explain some common features of protocols & superclasses.

 574

What is optional chaining?

 468

What is a guard statement?

 492

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

 541

What is the benefit of using guard statement in swift?

 444

Explain some biggest changes in usernotifications.

 509

What is “defer”?

 509

What are ui elements?

 443

What is the difference between array and nsarray?

 506

What are the most important features of swift?

 462

What are the different ways to pass data in swift?

 449

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

 504

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

 458

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

 450

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Un-Answered Questions { Apple iOS Swift }

What is “defer”?

509

How do you make a bridging header in swift?

464

Is swift coding easy?

442

Is apple using swift?

440

What are the tools that are required to develop ios applications?

449




What is floating point number in swift? What are the different floating point numbers in swift?

490

What language is swift written?

476

What is init() in swift?

475

Explain what is half-open range operator?

453

What is lazy stored procedure in swift and when is it used?

503

What is singleton class swift 3?

458

Explain me what is swift?

476

Is multiple inheritance possible in swift?

433

Is swift compiled or interpreted?

491

What are delegates swift 4?

458

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