Priya's-Presentation
                     
Slide 1







        


PUBLIC  CLOUD 
The Public Cloud allows systems and services to be easily accessible to the general public. 
Public cloud may be less secure because of its openness, e.g., e-mail. 

PRIVATE  CLOUD 
The Private Cloud allows systems and services to be accessible within an organization. It 
offers increased security because of its private nature. 

COMMUNITY  CLOUD 
The Community Cloud allows systems and services to be accessible by group of 
organizations. 

HYBRID CLOUD 
The Hybrid Cloud is mixture of public and private cloud. However, the critical activities are 
performed using private cloud while the non-critical activities are performed using public 
cloud 




Infrastructure  As  A  Service (IAAS)
IaaS  provides access to fundamental resources such as phyical machines ,virtual 
machines,virtual storage , etc.

Platform  As  A  Service (PAAS)
PaaS  provides the runtime environment for applications, developmentand 
deploymenttools, etc.

Software  As  A  Servcie (SAAS)
SaaS  model allows to use software applications as a service to end users.






CLOUD COMPUTING ARCHITECTURE