Intermediate
Go (Golang)
Q45 / 100
What is a sync.RWMutex?
Correct! Well done.
Incorrect.
The correct answer is B) A mutex that allows multiple concurrent readers but only one writer
B
Correct Answer
A mutex that allows multiple concurrent readers but only one writer
Explanation
RLock()/RUnlock() for read-only access; Lock()/Unlock() for writes. Many goroutines can RLock simultaneously; Lock waits for all readers to finish.
Progress
45/100