I want a MS based n/w with no WINS Server. What is to be done for not using WINS. And anybody can distinguish the difference of pull & push replications of WINS

I am using windows XP operating system. Sometimes I face some problem. A common problem is windows installer error. When I try to install a program a error message open which tells windows installer error.

What is the cause of this problem?

How can I fix the problem or what type of program should I install?

Windows Installer

The Windows Installer Service could not be accessed. This can occur if the Windows Installer is not correctly installed. Contact your support personnel for assistance.

Am using windows 7 and want also to install windows Xp on a different partition so that I can enjoy its features. The problem is I know the only way to switch over to the other operating system I have to log out is there a shortcut that I can use to change over the operating systems?

Showing windows 7.

I use Microsoft office 7 for most of my works on windows 7. My windows 7 is ultimate but when I share with other windows 7 like enterprise the work is deemed not to be compatible. What is the solution to this because i really need to share documents.

screen shot to show windows 7 ultimate.

Why Windows XP Start Up sound comes Later & What is the solution for it?