Intermediate
Rust
Q45 / 100
What is async/await in Rust?
Correct! Well done.
Incorrect.
The correct answer is B) A zero-cost asynchronous programming model where async functions return futures, driven by an executor (tokio, async-std)
B
Correct Answer
A zero-cost asynchronous programming model where async functions return futures, driven by an executor (tokio, async-std)
Explanation
async fn fetch() -> Result<...> { let resp = client.get(url).await?; } Futures are lazy state machines. Executors like tokio::main drive them.
Progress
45/100