started @ 8:32 PM on 10/7/07 8:35 PM: ""NOS" is the term used to describe a networked environment in which various types of resources, such as user, group, and computer accounts, are stored in a central repository that is controlled and accessible to end users." 9:35 PM: "Knowledge Consistency Checker (KCC)" stopped @ 10:37 AM on 10/8/07 on chpater 19.4 started @ 11:07 PM on 10/8/07 done @ 11:46 PM on 10/8/07