フリー問題

問題文

An operator compares the two kinds of scaling policy. What drives each one, and what number does the operator supply?

選択肢

1. The policy driven by pending work watches the backlog reading of the resource manager, while the policy driven by the clock asks the operator for the median count to reach at that moment.
2. The policy driven by pending work watches the memory reading of the resource manager, while the policy driven by the clock asks the operator for the intended count to reach at that moment.
3. The policy driven by pending work watches the backlog reading of the resource manager, while the policy driven by the clock asks the operator for the intended count to reach at that moment.
4. The policy driven by pending work watches the memory reading of the resource manager, while the policy driven by the clock asks the operator for the median count to reach at that moment.