Upload
theillest1aorund
View
1.207
Download
4
Tags:
Embed Size (px)
DESCRIPTION
Citation preview
MainframesBy: Tasnim Jannat
A large high-speed computer that is supporting numerous workstations.
It is the primary memory of a computer.
What is a mainframe?
Virtual Storage Multiprogramming Spooling Batch Processing Time Sharing
Characteristics of a Mainframe
A mainframe computer cost anywhere between several thousand and several million dollars.
How much does a mainframe cost?
Generally scientists or very large companies.
Who uses a mainframe?
What companies make mainframes?
Linkedin Mainframes Hyerborean Mainframes ENIAC Mainframes
What are some famous mainframes?
If a mainframe is programmed correctly then it can handle hundreds of users. It’s a multi-user system around in universities and businesses.
The latest ones can support over 25,000 users.
How many users can a mainframe handle?
IBM operating systems run on mainframes.
What operating systems run on mainframes?
Mainframes are expensive because it’s the main part of operating systems.
Why are mainframes so expensive?
Yes I do use a mainframe in my daily life. When I’m on any social networking site,
WikiAnswers, or Wikipedia, I’m using a mainframe.
Do I ever use a mainframe in my daily life?
The mainframes hold approximately 70% of the entire data stored on Earth.
It takes 3 full days for a mainframe to get up and running.
Earlier mainframes were provided with cool pipes through which cold water was passed to cool the system.
Most of the people working on a mainframe has never seen the mainframe.
Other Information