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“>Managing any technology entity requires data. An entity can be anything froman email message to the biggest of servers. You need data about an entity inorder to make decisions; for example, before you reply to an email you usuallyread it. On the other hand, if an incoming email is spam, if it hasn’tbeen screened, you just delete it.Drawing Data from an EntityThe central issue with IT management is the process of drawing data from a managed entity, making a decision based on t 
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