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Some facts about Mainframe

 
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Rupesh.Kothari

Member of the Month


Joined: 27 Apr 2005
Posts: 464

PostPosted: Mon Mar 06, 2006 5:33 pm    Post subject: Some facts about Mainframe
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Hi,

1. the mainframes hold approximately " 70 % " of the entire data stored in
this planet

2. the latest ones can support over 25,000 users

3. they can support devices spread over 26 miles using fibre optics

4. the size of the "basic" OS is about 14 GB

5. this OS comes in about 57 magnetic tapes, But latest with 4 tapes

6. it takes ATLEAST a month to install and customize a basic mainframe OS
configuration

7. it takes around 3 full days for a mainframe to get up and running

8. Basic configuration for development environment costs 8 crores (hardware
+Software)

9. a full team of qualified system operators are always required to be on
stand by to ensure successful operation

10. earlier mainframes were provided with cooling pipes through which cold
water was passed to cool the system - TCS have one in Chennai facility

11. Recent mainframes have variable speed fans in the cabinet to keepit cool

12. have u ever heard of a mainframe system being hacked??? Mainframes are
one of the most secure data installations ever

13. u cannot buy the mainframe OS, but u'll have to pay a license touse it.
the cost?? cool 1.5 crores a year.

14. finally, mainframes today r the most preferred data servers foreventhe
most hi-fi of the organisations !

15. So far no virus has been attaked Mainframes

16. Most of the peoples working on Mainframe had never seen the mainframe.



Have Fun with Main Frames

Regards
Rupesh
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Gautam512

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Joined: 05 Oct 2005
Posts: 309
Location: Vizag / US

PostPosted: Mon Mar 06, 2006 6:28 pm    Post subject: Re: Some facts about Mainframe
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Thanks for posting.....

learnt a bit more about mainframes.....
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