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?

813

Explain some common features of protocols & superclasses.

899

What is optional chaining?

796

What is a guard statement?

826

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

873

What is the benefit of using guard statement in swift?

825

Explain some biggest changes in usernotifications.

840

What is “defer”?

838

What are ui elements?

793

What is the difference between array and nsarray?

903

What are the most important features of swift?

833

What are the different ways to pass data in swift?

785

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

865

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

775

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

774

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Un-Answered Questions { Apple iOS Swift }

What mechanism does ios support for multi-threading?

760

What is nil-coalescing operator?

783

What is clean swift architecture?

948

Is swift easier than python?

876

What is a swift protocol?

884

What is swift programming?

936

How will you connect ui?

807

How can you prioritize the usability of the demand process?

832

What is optional binding?

854

What is nil in swift?

808

Explain grand central dispatch (gdc).

803

What is a string swift?

899

What is the difference between function and method in swift?

773

What are the advantages of swift?

809

What is dynamic dispatch swift?

787

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