Basic Salesforce Interview Question and Answers 

1.What is Cloud Computing ?

Pictorial representation of internet is Cloud.Cloud Computing is nothing but internet computing.

With this approach everything can be done in internet (Using Application, Developing Application and distributing the hardware), no need of any minimum hardware requirements and no need to install any software in local system.

Cloud Computing is an approach to provide the following services -

SAAS (Software As A Service)

PAAS (Platform As A Service)

IAAS (Infrastructure As A Service)

2.What is the difference between public cloud and private cloud? Is salesforce.com is a public cloud or private cloud?

Public Cloud: Could services are provided “as a service” over the Internet with little or no control over the underlying technology infrastructure. More than one tenant can use the same resources.

Private Cloud: This also offers activities and functions “as a service” but is deployed over a company intranet or hosted datacenter. This is private product for a company or organization offering advance security.

Salesforce.com: Is a public cloud as it is hosted on salesforce.com data centers and data of more than one tenant resides on same servers.

3.What is Salesforce?

Salesforce is a web based tool .Salesforce by following the Cloud Computing approach, providing SAAS and PAAS

SAAS: Providing Sales, Marketing and Call Center applications as a service

PAAS: Providing Force.com platform in which we can develop Apex (Programming language similar to Core Java) and Visualforce (Mark up language similar to HTML) logic

4. What is Production?

We should not make coding changes in production since end-users are using the application from production environment.

 production url :- login.salesforce.com

5.What is Sandbox ?

To make any changes for the exiting application we should copy all contents of the production into sandbox and make all changes after that test thoroughly and move those changes into production. 

To create the sandbox, in production we can find one link called sandboxes. by clicking on that link we can create the sandbox by choosing type of the sandbox.

sandbox url :- test.salesforce.com

6. What are the types of Sandboxes?

- > Developer Sandbox : 

* It copy only configuration changes from the production

* It won’t copy real time data

* We can test the configuration changes with sample data

* Sample data limit is 200mb

* Refresh time interval is one day

* If we refresh all the sandbox contents will be replaced with production contents

-> Developer pro sandbox:

* Copy configuration changes

* No real time data

* Sample data limit is 1GB

* Refresh time interval one day

-> Partial data sandbox

* Copy configuration changes

* Copy certain amount of real time data

* Real time data limit is 5GB

* For each table it can copy maximum of 10k records

* Refresh interval 5 days

-> Full copy sandbox

* It is exact replica of the production

* Copy both configuration and entire real time data from the production

* Refresh time interval 29 days