IBM Mainframe Forum Index
 
Log In
 
IBM Mainframe Forum Index Mainframe: Search IBM Mainframe Forum: FAQ Register
 

Some facts about Mainframe


IBM Mainframe Forums -> General Talk & Fun Stuff
Post new topic   Reply to topic
View previous topic :: View next topic  
Author Message
Rupesh.Kothari

Member of the Month


Joined: 27 Apr 2005
Posts: 463

PostPosted: Mon Mar 06, 2006 5:33 pm
Reply with quote

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
Back to top
View user's profile Send private message
Gautam512

Active User


Joined: 05 Oct 2005
Posts: 308
Location: Vizag / US

PostPosted: Mon Mar 06, 2006 6:28 pm
Reply with quote

Thanks for posting.....

learnt a bit more about mainframes.....
Back to top
View user's profile Send private message
View previous topic :: :: View next topic  
Post new topic   Reply to topic View Bookmarks
All times are GMT + 6 Hours
Forum Index -> General Talk & Fun Stuff

 


Similar Topics
Topic Forum Replies
No new posts Mainframe openings in Techmahnidra fo... Mainframe Jobs 0
No new posts Mainframe Programmer with CICS Skill... Mainframe Jobs 0
No new posts How to Reformat a file using File Man... All Other Mainframe Topics 14
No new posts NDM getting stuck - mainframe/JCL All Other Mainframe Topics 13
No new posts REXX to send an email in Mainframe wi... CLIST & REXX 3
Search our Forums:

Back to Top