Apple Pay uses Passkit framework. Which of the following classes in Passkit framework is used to store information about Apple Pay Cards?

In SiriKit, which INSearchCallHistorylntent class instance properties is deprecated in iOS1O onwards?

which class object is used to manage capture activity and coordinates the flow of data from input devices to capture outputs?

To prevent memory leakage, iOS uses a policy based on a number, which is maintained by every reference object. What is it called?

Which classes provides input data to a capture session?

Which is the App Transport Security (ATS) exception domains dictionary keys (not primary keys)?

Difference between NSInteger and int?

What can be linked to an Obj-C program without any particular process?

+(void)doSomething{}

In ARC enabled project: [someObject release];

What is a category?