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

What is a delegate in swift?

789

How to pass the data between view controllers?

808

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

747

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

956

Explain some design patterns which we normally use during the app development.

861

What are the new feature in swift 4.0?

815

What are the various ways to unwrap an optional in swift?

866

What is init() in swift?

800

What is swift module?

747

What is plist in ios?

792

How to write a multiple line comment in swift?

837

Explain the common execution states for a swift ios app (ios application lifecycle).

766

What is a protocol in swift?

814

What are the higher order functions in swift?

786

What mechanism does ios support for multi-threading?

731

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Un-Answered Questions { Apple iOS Swift }

What is the function of swift?

751

What is protocol in swift?

798

What is category in swift?

783

Explain the usage of class and benefits of inheritance.

747

Why do we need closure in swift?

714

Does swift support multiple inheritance?

812

What is a delegate in swift?

789

Why do we use swift? Mention some advantages of swift?

797

What is inheritance in swift?

790

What are the higher order functions in swift?

786

What are the half open range operators in swift?

763

What is the significance of “?” In swift?

828

Can you explain completion handler?

762

What is forced unwrapping? Why is it potentially unsafe?

753

What is the difference between swift and objective c?

761

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