Introduction to Salesforce.com

What is Cloud Computing?

Cloud Computing is a Crowd/group of Unknown resourses that are giving specific purpose of to the user.

• It is the concept of Pay per use of each IT service
• Cloud computing is a concept of accessing Infrastructure,Platform and software as a Service over the internet by paying the each use of the IT service.

There are three services in cloud computing .They are  called  Cloud Services

1. IAAS Infrastructure as a Service:- Accessing Infrastructure such as a application server,storage server over the internet is called IAAS.
2. PAAS Platform as a Service:- It is the concept of assessing a platform such as any programming language on which an application is built and  provided as a services over the internet is called PAAS. Ex:Force.com-The platform used by the salesforce google app engine.

   3. SAAS(Software as a Service):-It is the concept of accessing a software appliaction over the Internet is called SAAS.
Ex:Salesforce CRM,MS CRM
Advantages:-

• It Reduces the Cost
• Increased Storage
• Simple  user Interface that is well received by users
• Flexibility-o Need to buy any software ,No need to buy an licenses
• We can access from any locations
• Every small industries can also use salesforce crm because of  low cost
• Low maintainance and low risk
• Salesforce will have multi-tentant architecture.
• Salesforce adds extra features for its every release.They are three types of releases 1.Summer release 2.Winter release 3.Spring release.