Beginner
Rust
Q23 / 100
What is Arc<T>?
Correct! Well done.
Incorrect.
The correct answer is B) An Atomically Reference Counted smart pointer safe for sharing across threads
B
Correct Answer
An Atomically Reference Counted smart pointer safe for sharing across threads
Explanation
Arc<T> is the thread-safe version of Rc<T>, using atomic operations for the reference count. Use with Mutex<T> for shared mutable state across threads.
Progress
23/100