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Re: Designing XML to Support Information Evolution

• To: Robert Koberg <rob@k...>
• Subject: Re: Designing XML to Support Information Evolution
• From: Rick Marshall <rjm@z...>
• Date: Sat, 22 May 2004 08:51:00 +1000
• Cc: Michael Kay <michael.h.kay@n...>, "'xml-dev DEV''" <xml-dev@l...>
• In-reply-to: <40ADFF88.4040909@k...>
• Organization: Zenucom Pty Ltd
• References: <20040521080918.PQPV19746.mta01-svc.ntlworld.com@Turtle> <40ADFF88.4040909@k...>
• User-agent: Mozilla Thunderbird 0.6 (X11/20040502)

the root of the internet naming system is "." but it doesn't actually 
exist. so you have a hierarchy with an imaginary root....


Robert Koberg wrote:

> Michael Kay wrote:
>
>>> hmmm... isn't the internet a hierarchy? has that failed?
>>
>>
>>
>> If the internet is a hierarchy, can you tell me how to find the root?
>
>
> A quick google turned up:
>
> http://www.support.psi.com/support/common/inet-serv/dns/hierarc.html
>
>
> "The Domain Name System is a distributed hierarchical system for 
> resolving host names into IP addresses. The DNS has a root domain at 
> the top of the hierarchy and directly under are the top-level domains. 
> The root of the tree has no name. All siblings of a domain must have 
> unique names. Children of a domain are called subdomains of the parent."
>
> ----
>
> On another note, I know you (Michael) are interested in genealogy. How 
> do you get the root of a family tree?
>
> best,
> -Rob
>
>
>
>>
>> Michael Kay
>>
>
>
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