What could be done to improve the performance of Windows XP Professional in one's computer?

Which utilities are used to improve disk performance?

Which are true regarding dynamic disks?

A server cluster was implemented and configured in Windows server 2003. Another Windows 2003 server has been configured as software router that connects an inside network with an outside network. After configuring cluster in Windows server 2003, remote clients complain that they were unable to ping to cluster's server address. How can the outside network be allowed to be able to use ping to access the cluster's address without exposing the network security?

A Windows 2003 server based VPN server is implemented in a company. User faces problem when connecting to VPN server that they are unable to make connection to VPN server and that attempt is failed. Correct user name and password is entered but still connection refused by the VPN server. What can be the cause of such a problem?

How will the administrator of a company secure the DNS zones in Windows server 2003?

Which of these statement regarding clients in ABAP-based SAP Systems are true?

You should not allow the changing of the cross-client customizing within a sandbox client on the development system.

The URL Connection class can be used to read and write data to the specified resource referred by the URL?

The client in socket programming must know which informations?

TCP,FTP,Telnet,SMTP,POP etc. are examples of?