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Kotlin · Advanced
10 questions · Question 1 of 10
10%
Multiple Choice
Senior
What are Object expressions in Kotlin and when to use them?
A
The open keyword means “open for extension“.
B
Sometimes we need to create an object of some class with slight modification, without explicitly declaring a new subclass for it.
C
Problem How to remove duplicates from an Array<String?
D
Unlike many other languages with similar capabilities, async and await are not keywords in Kotlin and are not even part of its standard library.
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