Salesforce provides a variety of APIs that allows the developers to interact with the system in many ways. They are:

REST:

• By using REST API you can easily integrate with Salesforce applications using simple HTTP methods in either XML or JSON formats. It is an ideal API for developing mobile applications or external clients.
• Consider an example of retrieving information about the Salesforce version. You need to submit a REQUEST for the Versions resource by using the FOLLOWING code:

• You have to replace the “your instance” text with the instance for your organization.
  The output from this request is as follows.

Bulk: The Bulk API provides programmatic access that lets you quickly load and query a huge amount of data into your Salesforce organization.

Streaming: The Streaming API can be used to trigger and receive notifications, whenever CHANGES into Salesforce data are made according to the defined SOQL query criteria. It is useful when you want notifications to be pushed from the server to the client based on your defined criteria.

Salesforce is playing a vital role in any company’s SALES and marketing automation activities. The demand for qualified Salesforce professionals has seen its peak in recent days. Moreover, competition is also becoming tough for Salesforce-related positions, so preparation is inevitable if you want yourself to shine out of the crowd.

Salesforce is INCREASINGLY used as a term synonymous with CRM. Organizations can utilize Salesforce for varied applications like Contact Management, Workflow Creation, Customer Engagement, Opportunity Tracking, Task Management, and many more. In addition, you can also collaborate with your colleagues, run analytics, and access Salesforce from a mobile dashboard.