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title: Salesforce Surveys Apex Classes
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  - Salesforce Feedback Management Developer Guide
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---

# Salesforce Surveys Apex Classes

Salesforce Surveys provides the `ConnectApi` namespace (also called Connect in Apex) and `sfdc_surveys` namespace that contains classes for creating and sending survey invitations.

-   **[sfdc_surveys Namespace](https://developer.salesforce.com/docs/service/salesforce-feedback-management-dev-guide/apex/reference/ns-sfdc-surveys/apex-namespace-sfdc-surveys.md)**  


    The `sfdc_surveys` namespace provides an interface for shortening survey invitations.

-   **[ConnectApi Namespace](https://developer.salesforce.com/docs/service/salesforce-feedback-management-dev-guide/guide/salesforce-surveys-connect-api-namespace.md)**  


    The `ConnectApi` namespace (also called Connect in Apex) provides classes for creating surveys.

-   **[industriesNlpSvc](https://developer.salesforce.com/docs/service/salesforce-feedback-management-dev-guide/apex/reference/ns-industriesnlpsvc/apex-namespace-industriesnlpsvc.md)**  


    Stores the objects used in Industries Einstein Natural Language Processing (NLP) services.