Kotlin Advanced Quiz 4
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Quiz 4
1. Which CoroutineStart option ensures a coroutine doesn't run until explicitly joined?
DEFAULT
LAZY
ATOMIC
2. Which Flow operator helps mitigate backpressure by running producer and consumer concurrently?
conflate()
collectLatest()
buffer()
3. What does the JVM bytecode look like for a 'tailrec' function?
A simple loop
A deep recursive stack
A series of GOTO statements
4. How do you hide a Kotlin member from Java code?
@HideFromJava
@JvmSynthetic
@Internal
5. Can property getters and setters be marked as 'inline'?
Only getters
No
Yes
6. What is the purpose of the '@DslMarker' annotation?
To control receiver scoping in DSLs
To mark a function as a builder
To improve compilation speed of DSLs
7. Where can you use a 'CoroutineExceptionHandler'?
Inside any try-catch block
As an element in the CoroutineContext
As a parameter to the flow builder
8. What happens if a coroutine loop never calls a suspending function?
It is cancelled automatically
It throws a CancellationException
It cannot be cancelled (non-cooperative)
9. Under the hood, how are delegated properties implemented?
As hidden helper objects
As Java Reflection calls
As primitive types
10. Which annotation solves signature clashes caused by type erasure?
@JvmStatic
@JvmName
@JvmOverloads
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