diff --git a/ReplicaSet/deploy.sh b/ReplicaSet/deploy.sh
new file mode 100644
index 0000000..20c2b97
--- /dev/null
+++ b/ReplicaSet/deploy.sh
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+#*************************************************
+# Check if databases are live
+#*************************************************
+echo "Checking Replica 1 Databases"
+until
+    mongo --host localhost:10001 --quiet --eval 'db' &> /dev/null  && 
+    mongo --host localhost:10002 --quiet --eval 'db' &> /dev/null && 
+    mongo --host localhost:10003 --quiet --eval 'db' &> /dev/null
+do  
+    echo "Waiting for replica set 1 databases to come online"
+    sleep 5;
+done 
+echo "      Replica set 1 databases up and running" 
+echo ""
+echo "Checking Replica 2 Databases"
+until
+    mongo --host localhost:20001 --quiet --eval 'db' &> /dev/null  && 
+    mongo --host localhost:20002 --quiet --eval 'db' &> /dev/null && 
+    mongo --host localhost:20003 --quiet --eval 'db' &> /dev/null
+do  
+    echo "Waiting for replica set 2  databases to come online"
+    sleep 5;
+done
+echo "      Replica set 2 databases up and running" 
+echo ""
+echo "Checking Replica 3 Databases"
+until
+    mongo --host localhost:30001 --quiet --eval 'db' &> /dev/null  && 
+    mongo --host localhost:30002 --quiet --eval 'db' &> /dev/null && 
+    mongo --host localhost:30003 --quiet --eval 'db' &> /dev/null
+do  
+    echo "Waiting for replica set 3 databases to come online"
+    sleep 5;
+done
+echo "      Replica set 3 databases up and running" 
+echo ""
+    sleep 2;
+#*************************************************
+# Connecting Secondary to Primary
+#*************************************************
+echo "All databases are up ....."
+echo ""
+echo ""
+echo "Connecting secondary replicas to primary..."
+mongo localhost:10001 --quiet < rep_set1_members.js &> /dev/null
+mongo localhost:10002 --quiet  < secondaryok.js &> /dev/null
+mongo localhost:10003 --quiet  < secondaryok.js &> /dev/null
+    sleep 2;
+echo ""
+echo "Replica set 1 OK"
+mongo localhost:20001 --quiet  < rep_set2_members.js &> /dev/null
+mongo localhost:20002 --quiet  < secondaryok.js &> /dev/null
+mongo localhost:20003 --quiet  < secondaryok.js &> /dev/null
+    sleep 2;
+echo ""
+echo "Replica set 2 OK"
+mongo localhost:30001 --quiet  < rep_set3_members.js &> /dev/null
+mongo localhost:30002 --quiet  < secondaryok.js &> /dev/null
+mongo localhost:30003 --quiet  < secondaryok.js &> /dev/null
+    sleep 2;
+echo ""
+echo "Replica set 3 OK"
+
diff --git a/ReplicaSet/docker-compose.yml b/ReplicaSet/docker-compose.yml
new file mode 100644
index 0000000..53410c9
--- /dev/null
+++ b/ReplicaSet/docker-compose.yml
@@ -0,0 +1,107 @@
+version: "3.4"
+
+networks:
+  #******************************************#
+  replica_set1_network:
+    driver: bridge
+    ipam:
+      config:
+        - subnet: 168.20.1.0/24
+  #******************************************#
+  replica_set2_network:
+    driver: bridge
+    ipam:
+      config:
+        - subnet: 168.20.2.0/24
+  #******************************************#
+  replica_set3_network:
+    driver: bridge
+    ipam:
+      config:
+        - subnet: 168.20.3.0/24
+  #******************************************#
+
+services:
+  primary1:
+    hostname: primary1
+    image: mongo:latest
+    ports:
+      - "10001:27017"
+    command: ["mongod", "--replSet", "rep-set1"]
+    networks:
+      replica_set1_network:
+  #**************
+  secondary1_1:
+    hostname: secondary1_1
+    image: mongo:latest
+    ports:
+      - "10002:27017"
+    command: ["mongod", "--replSet", "rep-set1"]
+    networks:
+      replica_set1_network:
+  #**************
+  secondary1_2:
+    hostname: secondary1_2
+    image: mongo:latest
+    ports:
+      - "10003:27017"
+    command: ["mongod", "--replSet", "rep-set1"]
+    networks:
+      replica_set1_network:
+  #*************************************************************
+  primary2:
+    hostname: primary2
+    image: mongo:latest
+    ports:
+      - "20001:27017"
+    command: ["mongod", "--replSet", "rep-set2"]
+    networks:
+      replica_set2_network:
+  #**************
+  secondary2_1:
+    hostname: secondary2_1
+    image: mongo:latest
+    ports:
+      - "20002:27017"
+    command: ["mongod", "--replSet", "rep-set2"]
+    networks:
+      replica_set2_network:
+  #**************
+  secondary2_2:
+    hostname: secondary2_2
+    image: mongo:latest
+    ports:
+      - "20003:27017"
+    command: ["mongod", "--replSet", "rep-set2"]
+    networks:
+      replica_set2_network:
+  #*************************************************************
+  primary3:
+    hostname: primary3
+    image: mongo:latest
+    ports:
+      - "30001:27017"
+    command: ["mongod", "--replSet", "rep-set3"]
+    networks:
+      replica_set3_network:
+  #**************
+  secondary3_1:
+    hostname: secondary3_1
+    image: mongo:latest
+    ports:
+      - "30002:27017"
+    command: ["mongod", "--replSet", "rep-set3"]
+    networks:
+      replica_set3_network:
+  #**************
+  secondary3_2:
+    hostname: secondary3_2
+    image: mongo:latest
+    ports:
+      - "30003:27017"
+    command: ["mongod", "--replSet", "rep-set3"]
+    networks:
+      replica_set3_network:
+  #*************************************************************
+      
+
diff --git a/ReplicaSet/rep_set1_members.js b/ReplicaSet/rep_set1_members.js
new file mode 100644
index 0000000..43b8f72
--- /dev/null
+++ b/ReplicaSet/rep_set1_members.js
@@ -0,0 +1,19 @@
+rs.initiate(
+   {
+      "_id":"rep-set1",
+      "members":[
+         {
+            "_id":0,
+            "host":"primary1:27017"
+         },
+         {
+            "_id":1,
+            "host":"secondary1_1:27017"
+         },
+         {
+            "_id":2,
+            "host":"secondary1_2:27017"
+         }
+      ]
+   }
+);
\ No newline at end of file
diff --git a/ReplicaSet/rep_set2_members.js b/ReplicaSet/rep_set2_members.js
new file mode 100644
index 0000000..f9a267b
--- /dev/null
+++ b/ReplicaSet/rep_set2_members.js
@@ -0,0 +1,19 @@
+rs.initiate(
+   {
+      "_id":"rep-set2",
+      "members":[
+         {
+            "_id":0,
+            "host":"primary2:27017"
+         },
+         {
+            "_id":1,
+            "host":"secondary2_1:27017"
+         },
+         {
+            "_id":2,
+            "host":"secondary2_2:27017"
+         }
+      ]
+   }
+);
diff --git a/ReplicaSet/rep_set3_members.js b/ReplicaSet/rep_set3_members.js
new file mode 100644
index 0000000..ea7eb22
--- /dev/null
+++ b/ReplicaSet/rep_set3_members.js
@@ -0,0 +1,19 @@
+rs.initiate(
+   {
+      "_id":"rep-set3",
+      "members":[
+         {
+            "_id":0,
+            "host":"primary3:27017"
+         },
+         {
+            "_id":1,
+            "host":"secondary3_1:27017"
+         },
+         {
+            "_id":2,
+            "host":"secondary3_2:27017"
+         }
+      ]
+   }
+);