フリー問題

問題文

A virtual server has a script attached that inspects each request and may pick a different pool. What does the operator need to know before changing the default pool, and what stays true regardless?

選択肢

1. Before changing it the operator needs the measured latency of that script, and what stays true regardless is the floating address that the listener configuration keeps as its fallback.
2. Before changing it the operator needs the documented branching of that script, and what stays true regardless is the floating address that the listener configuration keeps as its fallback.
3. Before changing it the operator needs the documented branching of that script, and what stays true regardless is the named default that the listener configuration keeps as its fallback.
4. Before changing it the operator needs the measured latency of that script, and what stays true regardless is the named default that the listener configuration keeps as its fallback.