Final answer:
Chatter Free Users on Salesforce can access 2. Groups and 4. Files to collaborate and share information. They cannot access Accounts and Custom Objects, which require advanced licenses.
Step-by-step explanation:
The question concerns which features a Chatter Free User can access within the Salesforce platform. Chatter Free Users are able to participate in Salesforce Chatter, which is a social collaboration tool within the platform designed to enable users to work together and share information more effectively. From the options provided, Chatter Free Users have access to Groups and Files. They can join Groups to collaborate on shared interests or projects and share or view Files that have been shared within those groups. However, Chatter Free Users do not have access to Salesforce objects like Accounts and Custom Objects, as those require more advanced Salesforce licenses.
A Chatter Free User in Salesforce can access Accounts, Groups, and Files, but not Custom Objects.
Accounts represent the companies or individuals that a business deals with, and a Chatter Free User can view and interact with Accounts in Salesforce.
Groups are collaborative spaces in Salesforce where users can come together to communicate, share files, and work on projects. A Chatter Free User can join and participate in Groups.
Files are documents, images, or any electronic media that can be uploaded and shared in Salesforce. A Chatter Free User can upload, view, and download files.