Cloudcomputing

1. Grid computing

2. Cluster computing

3. Super computing

4. characteristics

4.1. Multi Tenacity

4.2. On demand self services

4.3. Broad network access

4.4. Rapid elasticity

4.5. Measured service

4.6. resource pooling

5. different kinds/ + suppliers

5.1. Infrastructure-as-a-service

5.1.1. Joyent

5.1.2. Amazon web services

5.1.3. Nirvanix

5.1.4. XCalibre

5.1.5. Akamai

5.2. Platform-as-a-service

5.2.1. Mosso

5.2.2. Google App Engine

5.2.3. Rails One

5.3. Software-as-a-service

5.3.1. Salesforce

5.3.2. Gmail

5.3.3. Gliffy

6. Benefits/ reasons to use cloudcomputing

6.1. Secure storage and management

6.2. location independent

6.3. scalability and sustainability

6.4. 24/7 support

6.5. Agile deployment

6.6. Virtualized and dynamic

6.7. Pay-as-you-use

6.8. Low total cost ownership

6.9. High level computing

7. Utility computing

8. dangers

8.1. What if prices change?

8.2. Less privacy protection under law

8.3. Weaker security systems

8.4. Server unavailability

9. what

10. Usage examples

10.1. outsource processes

10.2. online storage

10.3. platforms

10.4. online office

10.5. shared calenders

10.6. online resources

10.7. 3d party integration

10.8. online collaboration

10.9. offline acces

11. European market

12. Goal

13. difference with traditional hosting

13.1. sold on demand

13.2. it is elastic