Ghost/Disk Image/Recovery tools/Repair

Correct if wrong
Ghost and Image - base of the info that I've heard ghost and image create a exact copy of the subject hdd

Question:
1. What is the best image and ghost program (free and user-friendly)
2. Is there a process and program that it can be installed in different PC that will not cause errors on that PC.. what? and how?
3. Can it be save in image for enclosure back-up...

What is Recovery in XP...

How to use XP Repair....

THANKS FOR TIME READING MY BAD ENGLISH...

 

1. Try the free "macrium reflect" it can hold it's own with the paid hard drive image softwares.
http://www.macrium.com/reflectfree.asp