Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

How Cloud Computing Works

8,118 views

Published on

Published in: Technology, Business
  • Be the first to comment

How Cloud Computing Works

  1. 1. How Cloud Computing Works Or, How I Learned to Stop Worrying and Leave My Hard Drive
  2. 2.   What is Cloud Computing?   How Cloud Computing Works <ul><ul><li>All heavy lifting done by Web-based service </li></ul></ul><ul><ul><li>Run through  Interface Software </li></ul></ul><ul><ul><li>Third party servers holds all infomation </li></ul></ul><ul><ul><ul><li>Software </li></ul></ul></ul><ul><ul><ul><li>Saved data </li></ul></ul></ul><ul><ul><ul><li>Security </li></ul></ul></ul><ul><ul><li>Used in online email services </li></ul></ul>
  3. 3.   How Does it Work?   How Cloud Computing Works <ul><ul><li>Front End </li></ul></ul><ul><ul><ul><li>Interface software and software licenses  </li></ul></ul></ul><ul><ul><ul><ul><li>Word processing </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Custom programs </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Games </li></ul></ul></ul></ul><ul><ul><li>Back end </li></ul></ul><ul><ul><ul><li>Network  application servers  and  database storage </li></ul></ul></ul>
  4. 4.   Advantages of the Cloud   How Cloud Computing Works <ul><ul><li>Unlimited, everywhere access </li></ul></ul><ul><ul><li>Reduction in hardware costs </li></ul></ul><ul><ul><li>Reduction in software costs </li></ul></ul><ul><ul><li>No physical space in office </li></ul></ul><ul><ul><li>Increased computing power </li></ul></ul><ul><ul><li>Automatic redundancy </li></ul></ul>
  5. 5.   Concerns of the Cloud   How Cloud Computing Works <ul><ul><li>Change is hard </li></ul></ul><ul><ul><li>Security and privacy </li></ul></ul><ul><ul><ul><li>User does not physically have data </li></ul></ul></ul><ul><ul><ul><li>Storage could be hacked </li></ul></ul></ul><ul><ul><li>Services live and die by their security reputation </li></ul></ul><ul><ul><li>Significantly harder to infiltrate these systems </li></ul></ul>
  6. 6. &quot;The bank has the economies of scale. It has guards, robust safes, video surveillance — much more than any security investment you can deploy yourself.&quot; Eran Feigenbaum November 3, 2009
  7. 7.   Concerns of the Cloud   How Cloud Computing Works <ul><ul><li>Change is hard </li></ul></ul><ul><ul><li>Security and privacy </li></ul></ul><ul><ul><ul><li>User does not physically have data </li></ul></ul></ul><ul><ul><ul><li>Storage could be hacked </li></ul></ul></ul><ul><ul><li>Services live and die by their security reputation </li></ul></ul><ul><ul><li>Significantly harder to infiltrate these systems </li></ul></ul>
  8. 8.   Tough Questions   How Cloud Computing Works <ul><ul><li>Who owns the data? </li></ul></ul><ul><ul><ul><li>Can the service deny access? </li></ul></ul></ul><ul><ul><ul><li>Can they search or alter content? </li></ul></ul></ul><ul><ul><ul><li>Can they be warranted?  </li></ul></ul></ul><ul><ul><li>What if the service ends? </li></ul></ul><ul><ul><ul><li>What happens to data & applications? </li></ul></ul></ul><ul><ul><ul><li>Legal obligations </li></ul></ul></ul>
  9. 9.   Impact on IT    How Cloud Computing Works <ul><ul><li>Companies will have fewer in-house IT needs </li></ul></ul><ul><ul><ul><li>Cost saving on IT </li></ul></ul></ul><ul><ul><li>Service providers could replace jobs </li></ul></ul>
  10. 10. Made on the cloud with  Google Docs How Cloud Computing Works

×