A new demo has been added in the Windows XP Professional demo portion.The detail of this demo is
Title: How to Analyze a Disk for Defragmentation in Windows XP
Objective: The objective of this demo is to teach you how to analyze disk for defragmentation in Windows XP. Disk defragmenter is a process of rewriting parts of a file to contiguous sectors on a hard disk to increase the speed of access and retrieval.
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