Mobile Application Development Exam Questions And | Answers

a) onResume() b) onStart() c) onRestart() d) onRedraw() ✅

a) Background Thread b) Main Dispatch Queue (Main Thread) ✅ c) Global Queue d) Custom Serial Queue mobile application development exam questions and answers

Answer: The delegate pattern allows one object to act on behalf of or in coordination with another. For example, UITableView has a delegate property that conforms to UITableViewDelegate . The view controller implements methods like didSelectRowAt to handle row selection without subclassing UITableView . 15. Compare and contrast SQLite and Room Persistence Library for local data storage in Android. When would you use one over the other? a) onResume() b) onStart() c) onRestart() d) onRedraw()

a) SQLite Database b) Internal Storage c) SharedPreferences ✅ d) Room Database mobile application development exam questions and answers

a) Kotlin b) Java c) Swift ✅ d) Dart