diff --git a/docs/2019-04-17_technology_basics_brainstorming.md b/docs/platform_basics_brainstorming_2019-04-17.md
similarity index 90%
rename from docs/2019-04-17_technology_basics_brainstorming.md
rename to docs/platform_basics_brainstorming_2019-04-17.md
index d6b357e8..6486a050 100644
--- a/docs/2019-04-17_technology_basics_brainstorming.md
+++ b/docs/platform_basics_brainstorming_2019-04-17.md
@@ -8,6 +8,7 @@
         - AlterJob
     - Scheduling
     - Ressource management
+- manages also files on file server 
 
 ## Web Server
 - serves content.
@@ -32,3 +33,7 @@
 ## File Server
 - stores user input and
 - output files
+- Maybe WebDAV
+
+## Database
+- document based data base like mongoDB preferred