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?

816

Explain some common features of protocols & superclasses.

901

What is optional chaining?

800

What is a guard statement?

830

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

876

What is the benefit of using guard statement in swift?

826

Explain some biggest changes in usernotifications.

843

What is “defer”?

840

What are ui elements?

795

What is the difference between array and nsarray?

907

What are the most important features of swift?

836

What are the different ways to pass data in swift?

789

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

869

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

779

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

777

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Un-Answered Questions { Apple iOS Swift }

What is forced unwrapping?

875

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

876

Why do we use swift?

800

What are the control transfer statements used in swift?

798

Is swift an oop?

746

What is static function in swift?

868

What is difference between any and anyobject in swift?

796

What is indexpath in swift?

880

What is “defer”?

840

What is enum in swift?

756

Explain some common execution states in ios?

804

What is clean swift?

798

What is tuple in swift?

796

What is a protocol in swift?

853

What is a swift protocol?

887

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