問題文
A carrier has to bring one demanding function up within minutes during an incident and it also wants to keep the number of tuned machines low in normal times. Which answer states the way to satisfy both?
選択肢
- Keep one small group of workers tuned in advance for the function so the urgent run finds no difference to close and the rest of the whole fleet stays plain and cheap.
- Keep one small group of workers tuned in advance for the function so the urgent run skips the check of the difference and the rest of the fleet is tuned as well.
- Keep every group of workers plain until the incident so the urgent run skips the check and the tuning is applied after the function has come up.
- Keep every group of workers plain until the incident so the urgent run finds no difference and the tuning is applied to the whole fleet at that moment.