Cloud Computing

Don YoungMIS 304

Professor Fang

Don YoungMIS 304

Professor Fang

Introduction

What is cloud computing?

– Most people are not sure.• Software as Service• Hardware as Service

Visual Concept

Current Examples• Google Docs• Wikis• Social Networking sites• Amazon - AWS

• “With AWS you can requisition compute power, storage, and other services–gaining access to a suite of elastic IT infrastructure services as your business demands them. With AWS you have the flexibility to choose whichever development platform or programming model makes the most sense for the problems you’re trying to solve. You pay only for what you use, with no up-front expenses or long-term commitments, making AWS the most cost-effective way to deliver your application to your customers and clients.”

Home Use

• Replaces:– Most Hardware– Operating Systems– Software

Business Use

• Replaces:– LANs– Servers– Databases

Corporate Use

• Replaces:– Server– Network Storage– Firewalls– WANs– VPNs– Databases

Security Concerns• Is your corporate data secure?• Can they protect your trade secrets?• Is your information safe from hackers?• Could your information be deleted without your

approval?

Privacy Concerns

• Who controls your data?• Who can access your data?• What happens if you do not pay?• Can anyone see your data?• What recourse do you have if your data is

compromised?

Business Environment

• Computing as commodity?

• Few conglomerates control everything?

?

Advantages

• Pay only for what you use• You do not have to install hardware• You do not have to install software• No computer maintenance

Disadvantages

• High Technological Requirements:– High speed internet connection– Reliable internet connection– Ability to pay for service consistently– Confusing pay plans

Future

• No computers, just terminals

• Universally available

Conclusion

Long way to go before we have the infrastructureViable business plan?

Can we give up control?Should we?