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 reference count in ios?

815

What is context in core data ios?

750

What is queue in ios?

749

What is application lifecycle in ios?

850

What is ios application?

800

What is ios layer?

746

What is framework in ios?

796

What is ios viewwillappear?

754

What is retain in ios?

720

What is foundation framework in ios?

812

What is background mode in ios?

785

What is difference between delegate and datasource in ios?

812

What is concurrency in ios?

793

What is ios design?

720

What is block in ios objective c?

799

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Un-Answered Questions { Apple iOS }

What is use of uiapplication class?

779

Is react native easy?

709

Why do we override drawrect: method?

767

What language is ios written in?

760

Tell me the hierarchy of uibutton.

857

What is nsmanagedobject?

762

Explain the features is ios 6?

768

Is ios written in c?

745

Which programming language is used in ios?

780

Which devices will this work with ios?

781

Describe what “app thinning” means ?

767

Why do we need to use @Synthesize in iOS operating system?

716

What is gcd ios?

842

When a nsfetchrequest fetches an entity object from store, does it fetch all of its data at once?

810

In which language is ios written?

764

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