Swift Programming Language Interview Questions And Answers-2
Swift Programming Language Interview Questions And Answers – Explain what is Swift Programming Language? Swift is a programming language creating applications for iOS and OS X. It is an innovative programming language for Cocoa and Cocoa Touch.…
Swift Technical Interview Questions and Answers !
Question #1 – Swift 1.0 or later What’s a better way to write this for loop with ranges? for var i = 0; i < 5; i++ { print("Hello!") } Answer: for _ in 0...4 { print("Hello!") } Question #2 – Swift 1.0 or later struct Tutorial { var difficulty: Int =…
Top-Most Swift Interview Questions
1) Explain what is Swift Programming Language? Swift is a programming language and system for creating web applications in iOS and OS X. It is an innovative programming language for Cocoa and Cocoa Touch. 2) Explain how you define variables in Swift…
iphone Interview Questions part-14
151-Types of NSTableView Cell based and View based. In view based we can put multiple objects. 152-Abstract class in cocoa. Cocoa doesn’t provide anything called abstract. We can create a class abstract which gets check only at runtime, compile time this…
iphone Interview Questions part-13
141-Helper Objects Helper Objects are used throughout Cocoa and CocoaTouch, and usually take the form of a delegate or dataSource. They are commonly used to add functionality to an existing class without having to subclass it. 142-Cluster Class Class…
iphone Interview Questions part-12
121- Formal vs informal protocol. In addition to formal protocols, you can also define an informal protocol by grouping the methods in a category declaration: @interface NSObject (MyProtocol) //someMethod(); @end Informal protocols are typically declared…
iphone Interview Questions part-11
111- Objective-C. Objective-C is a very dynamic language. Its dynamism frees a program from compile-time and link-time constraints and shifts much of the responsibility for symbol resolution to runtime, when the user is in control. Objective-C is more…
iphone Interview Questions part-10
101-What is polymorphism? This is very famous question and every interviewer asks this. Few people say polymorphism means multiple forms and they start giving example of draw function which is right to some extent but interviewer is looking for more…
iphone Interview Questions part-9
91-What is accessor methods? Accessor methods are methods belonging to a class that allow to get and set the values of instance valuables contained within the class. 92-What is synthesized accessor methods? Objective-c provides a mechanism that automates…
iphone Interview Questions part-8
71-What is retaining? It is reference count for an object. 72- What is webservice? To get data in form of xml ,by using this we can get data from a server. 73-What is parsing? To get data from web service we use parsing. 74-which xml parser we use on…