2. What is a data class in Kotlin?
4. What is String interpolation in Kotlin?
6. What do you mean by destructuring in Kotlin?
8. What is lateinit?
10. How to check if a lateinit variable has been initialized or not?
12. What is lazy initialization?
14. What is the difference between lateinit and lazy in Kotlin?
16. Is there any difference between == operator and === operator?
18. What are companion objects in Kotlin? Or What is the static equivalent in Kotlin?
20. What are visibility modifiers in Kotlin?
22. What is a Singleton class in Kotlin?
24. What are the types of constructors in Kotlin?
26. What are init blocks in Kotlin?
28. Is there any relationship between primary and secondary constructors?
30. What are Coroutines in Kotlin?
32. What are the different types of scopes to create coroutine?
34. What are the different types of dispatchers to create coroutine?
36. What are the different functions to create coroutine?
38. When to use async and when to use launch?
40. What is the suspend function?
42. How to update UI from coroutine which is doing work in IO dispatcher
44. How to handle exceptions in coroutines?
46. What are lambdas expressions?
48. What is an infix function in Kotlin?
50. What is an inline function in Kotlin?
52. What is the operator overloading in Kotlin?
54. What is the backing field and backing property in Kotlin?
56. Explain the use of let, run, with, also, apply scope functions in Kotlin.
58. What is activity?
60. Explain activity life cycle?
62. In which sequence activity life cycle functions will be executed if launch Activity B from Activity A? In which sequence life cycle functions will be executed if we press the back button from Activity B?
64. What will happen to the activity life cycle if we change the device orientation.
66. What will happen to the life cycle of activity if we press the home key when activity is opened?
68. Which activity lifecycle functions will execute if we launch activity from recent apps?

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Data Classes What it is Data classes are a concise way to create classes that represent data structures in Kotlin They provide automatic features like getters setters toString hashCode equals and comp... View the full answer