diff --git a/sisr1/TP04-Bases-d'administration/Users.csv b/sisr1/TP04-Bases-d'administration/Users.csv
new file mode 100644
index 0000000..9dfb324
--- /dev/null
+++ b/sisr1/TP04-Bases-d'administration/Users.csv
@@ -0,0 +1,30 @@
+Ermengarde,Berthelmot,eberthelmot0@webmd.com,Female,Accountant,
+Kassi,Bunker,kbunker1@xinhuanet.com,Female,Production,
+Moises,McCallum,mmccallum2@i2i.jp,Male,Production,
+Patrizio,Lune,plune3@upenn.edu,Male,Accountant,
+Blanch,Everix,beverix4@php.net,Female,Accountant,
+Stafani,Kibbel,skibbel5@marriott.com,Female,Production,
+Ignacius,Mosdell,imosdell6@cloudflare.com,Male,Management,
+Jeana,Waller-Bridge,jwallerbridge7@mapy.cz,Female,Management,
+Elroy,Dressel,edressel8@opera.com,Male,Production,
+Thea,Strettell,tstrettell9@nature.com,Female,Production,
+Solomon,Insoll,sinsolla@utexas.edu,Male,Accountant,
+Carri,Feedome,cfeedomeb@ask.com,Female,Accountant,
+Padraic,Chetwind,pchetwindc@last.fm,Male,Management,
+Solly,D'Ugo,sdugod@uiuc.edu,Male,Production,
+Konstanze,MacCostigan,kmaccostigane@seattletimes.com,Female,Accountant,
+Roxane,Powlesland,rpowleslandf@pcworld.com,Female,Management,
+Orelle,Kennealy,okennealyg@arstechnica.com,Female,Production,
+Sukey,Soitoux,ssoitouxh@shinystat.com,Female,Production,
+Nelli,Syce,nsycei@blogger.com,Female,Production,
+Clarisse,Shillam,cshillamj@dailymotion.com,Female,Production,
+Carin,Gueny,cguenyk@naver.com,Female,Management,
+Donny,Riepel,driepell@addtoany.com,Male,Production,
+Daniella,Ralfe,dralfem@wunderground.com,Female,Production,
+Lexy,Clynmans,lclynmansn@furl.net,Female,Production,
+Gardiner,Adamthwaite,gadamthwaiteo@spotify.com,Male,Production,
+Woodman,Lippett,wlippettp@purevolume.com,Male,Production,
+Nadya,Munnion,nmunnionq@flavors.me,Female,Production,
+Llewellyn,Habershon,lhabershonr@alibaba.com,Male,Production,
+Isaak,Greatrex,igreatrexs@seesaa.net,Male,Production,
+Darill,Frostdyke,dfrostdyket@cafepress.com,Male,Production,
diff --git a/sisr1/TP04-Bases-d'administration/createGroups.sh b/sisr1/TP04-Bases-d'administration/createGroups.sh
new file mode 100644
index 0000000..c636b47
--- /dev/null
+++ b/sisr1/TP04-Bases-d'administration/createGroups.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+fichier=Users.csv
+while read ligne    #définit la variable "ligne" comme le contenu de la ligne du fichier en cours de lecture
+do
+  # A chaque itération on stcok le métier dans la variable $métier
+  metier=$(echo $ligne | cut -d "," -f5)
+  if [[ $(grep $metier /etc/group) == "" ]] ; then 
+    groupadd $metier
+    echo "Creasion du groupe $metier"
+  else 
+    echo "le Groupe $métier existe déjà"
+
+done < $fichier