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

Apple iOS Interview Questions

Questions Answers Views Company eMail

What is auto-layout?

907

What is the difference between let and var in swift?

905

What is the difference between atomic and non-atomic properties? Which is the default for synthesized properties? When would you use one over the other?

757

Explain the difference between copy and retain?

927

What is the difference between synchronous & asynchronous task ?

900

Why do you generally create a weak reference when using self in a block?

872

what’s accessibilityhint?

843

What is made up of nserror object?

852

What is arc and how is it different from autorelease?

819

What are the benefits of swift over objective-c ?

854

Functionality of accelerometer of an iphone

803

applications that can be used with iphone

793

Tell me what is iphone os?

799

Do you know what is iphone sdk?

826

Introduction to iphone application development?

830

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Un-Answered Questions { Apple iOS }

What are most ios apps written in?

933

List the devices compatible with ios 11? : IOS Architect

736

What are all the difference between categories and subclasses in iOS operating system?

761

What are sensors in iphone?

886

What is the difference between atomic and nonatomic properties?

868

Can you please explain the difference between nsarray and nsmutablearray?

773

How do I open a csv file on my phone?

827

Explain the difference between coredata & sqlite?

799

Explain about AFNetworking. What is the base class used in AFNetworking library

2198

what is the use of PO command in Xcode?

953

What is auto-layout?

907

What is fast enumeration?

855

Does ios support multiple inheritance?

782

What makes react native special for ios?

788

How do you check if your code has memory leaks?

857

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