diff --git a/Kubernetes/deployment-definiton.yaml b/Kubernetes/deployment-definiton.yaml
new file mode 100644
index 0000000..8e5594e
--- /dev/null
+++ b/Kubernetes/deployment-definiton.yaml
@@ -0,0 +1,26 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: myapp-deployment
+  labels:
+    app: myapp
+    type: frontend
+spec:
+  template:
+    metadata:
+      name: myapp-pod
+      labels:
+        app: myapp
+        type: frontend
+    spec:
+      containers:
+        - name: nginx-container
+          image: nginx
+          resources:
+            limits:
+              memory: "500Mi"
+              cpu: "500Mi"
+  replicas: 5
+  selector:
+    matchLabels:
+      type: frontend
\ No newline at end of file
diff --git a/Kubernetes/nginx-definition.yaml b/Kubernetes/nginx-definition.yaml
new file mode 100644
index 0000000..dce74c2
--- /dev/null
+++ b/Kubernetes/nginx-definition.yaml
@@ -0,0 +1,21 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: nginx-2
+  labels:
+    env: production
+    type: frontend
+spec:
+  containers:
+    - name: nginx
+      image: nginx      
+      resources:
+        limits:
+          memory: "500Mi"
+          cpu: "500Mi"
+    - name: busybox
+      image: busybox     
+      resources:
+        limits:
+          memory: "500Mi"
+          cpu: "500Mi"
diff --git a/Kubernetes/pod-definition_with_resource_limits.yaml b/Kubernetes/pod-definition_with_resource_limits.yaml
new file mode 100644
index 0000000..555efd7
--- /dev/null
+++ b/Kubernetes/pod-definition_with_resource_limits.yaml
@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: myapp-pod
+  labels:
+    app: myapp
+
+spec:
+  containers:
+    - name: nginx-container
+      image: nginx
+      resources:
+        limits:
+          memory: "500Mi"
+          cpu: "500Mi"
diff --git a/Kubernetes/postgres_with_env_variable.yaml b/Kubernetes/postgres_with_env_variable.yaml
new file mode 100644
index 0000000..4d1ea54
--- /dev/null
+++ b/Kubernetes/postgres_with_env_variable.yaml
@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: postgres
+  labels:
+    tier: db-tier
+spec:
+  containers:
+    - name: postgres
+      image: postgres
+      env: 
+      - name: POSTGRES_PASSWORD
+        value: mysecretpassword
diff --git a/Kubernetes/replicaSet-definition.yaml b/Kubernetes/replicaSet-definition.yaml
new file mode 100644
index 0000000..b6f4f5f
--- /dev/null
+++ b/Kubernetes/replicaSet-definition.yaml
@@ -0,0 +1,22 @@
+apiVersion: apps/v1
+kind: ReplicaSet
+metadata:
+  name: myapp-replicaset
+  labels:
+    app: myapp
+    type: frontend
+spec:
+  template:
+    metadata:
+      name: myapp-pod
+      labels:
+        app: myapp
+        type: frontend
+    spec:
+      containers:
+        - name: nginx-container
+          image: nginx
+  replicas: 5
+  selector:
+    matchLabels:
+      type: frontend
\ No newline at end of file
diff --git a/Kubernetes/replication_controller-definition.yaml b/Kubernetes/replication_controller-definition.yaml
new file mode 100644
index 0000000..f28db9a
--- /dev/null
+++ b/Kubernetes/replication_controller-definition.yaml
@@ -0,0 +1,19 @@
+apiVersion: v1
+kind: ReplicationController
+metadata:
+  name: myapp-rc
+  labels:
+    app: myapp
+    type: frontend
+spec:
+  template:
+    metadata:
+      name: myapp-pod
+      labels:
+        app: myapp
+        type: frontend
+    spec:
+      containers:
+        - name: nginx-container
+          image: nginx
+  replicas: 3
\ No newline at end of file