# Introduction

Welcome to the Qlik Replicate online help. This section describes the main concepts of data replication and the major components of Qlik Replicate.

Information note

The term "endpoint" is used generically throughout this guide to refer to a data repository that can be used as a source and/or target in a Qlik Replicate task. Examples of such repositories include relational databases (such as Oracle) and files.

In this section:

* [What you need](https://help.qlik.com/en-US/replicate/November2024/Content/Replicate/Main/Tutorial/what_you_need.htm)
* [Replication Explained](https://help.qlik.com/en-US/replicate/November2024/Content/Replicate/Main/Introduction/Replication_Explained.htm#ar_concepts_1329840633_1102205)
* [Full Load and CDC processes](https://help.qlik.com/en-US/replicate/November2024/Content/Replicate/Main/Introduction/FullCDCProcesses.htm#ar_concepts_1329840633_1100441)
* [Replication topologies](https://help.qlik.com/en-US/replicate/November2024/Content/Replicate/Main/Introduction/Topologies.htm#ar_concepts_1329840633_1086290)
* [Limitations and considerations](https://help.qlik.com/en-US/replicate/November2024/Content/Replicate/Main/Introduction/Limitations.htm#ar_concepts_1329840633_1088872)