diff --git a/ROADMAP.md b/ROADMAP.md
index c181be4..b097193 100644
--- a/ROADMAP.md
+++ b/ROADMAP.md
@@ -10,6 +10,11 @@ This document outlines the essential steps and technologies which we believe are
 - [x] **DNS and how it works**
 - [x] **What is a domain name?**
 - [x] **What is hosting?**
+- [x] **What is a server?**
+- [x] **What is a database?**
+- [x] **What is an API?**
+- [x] **How AIs work**
+- [x] **What is the cloud?**
 
 ## 2.  [Programming Languages](resources/Programming_Languages.md)