Facts about Mainframes

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 fiber 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 AT LEAST 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.

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

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

13. You cannot buy the mainframe OS, but u’ll have to pay a license to use it. The cost?? cool …..1.5 crores a year.

14. Finally, mainframes today r the most preferred data servers for even the most hi-fi of the organizations!

15. So far no virus has attaked Mainframes

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


Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google+ photo

You are commenting using your Google+ account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )


Connecting to %s

%d bloggers like this: