Your network contains an application server named Server1 that runs Windows Server 2003 Service Pack
(SP2).
You open the Performance tab in Task Manager as shown in the exhibit. (Click the Exhibit button.)

You need to improve the performance of Server1.
What should you do? （）

Your network contains a database server that runs Windows Server 2003 Standard Edition Service Pack 2
(SP2). The server has 1 GB of RAM and a single hard disk.
Queries against the databases on the server are very slow. You discover that the hard disk on the server is very active.
You are evaluating whether to add RAM to the server.
You need to use System Monitor to find out whether adding RAM will decrease disk activity.
Which performance counter should you monitor? （）