Salesforce1 Mobile Basic : Creating Object-Specific Quick Actions

Five types of object-specific action:

• Object-specific CREATE ACTION create records that are automatically associated with related records.
• Object-specific UPDATE ACTION make it easy for users to edit records. You can define the fields that are available for update.
• Object-specific LOG A CALL actions let users enter notes about calls, meetings, or other interactions that are related to a specific record.
• Object-specific CUSTOM ACTIONS invoke Lightning components, Visualforce pages, or canvas apps that let users interact with or create records that have a relationship to an object record.The Visualforce page for an object-specific custom action must include the standard controller for the relevant object.
• SEND EMAIL ACTION, available only on CASES, give users access to a simplified version of the Case Feed Email action on Salesforce1.

Refer to trailhead :Creating Object-Specific Quick Actions