add mock questions + others

Author: moabukar

1-Basics/practice-questions.md

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+# Practice questions
+
+Create a pod from the image nginx
+
+```sh
+
+kubectl run nginx --image=nginx
+
+```
+
+Create a pod from the image nginx with the yaml spec and do not apply it (hint : use dry-run)
+
+```sh
+
+kubectl run nginx --image=nginx --dry-run=client -o yaml > pod.yaml
+
+```
+
+Deploy a pod named pod-test using the image nginx:1.2-alpine
+
+```sh
+
+kubectl run pod-test --image=nginx:1.2-alpine
+
+```
+

4-Workloads-Scheduling/practice-questions.md

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+# Practice questions
+
+A pod named memcached has already been created. 
+
+Create a service  called "service1" to expose the pod through a service at the cluster level on port 6379.
+
+```sh
+
+kubectl expose po memcached --name=service1 --port=6379 --target-port=6379
+
+```

4-Workloads-Scheduling/useful-commands

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+## 
+
+```sh
+
+
+
+```

4-Workloads-Scheduling/useful-commands.md

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+# Practice questions
+
+A pod named memcached has already been created. 
+
+Create a service  called "service1" to expose the pod through a service at the cluster level on port 6379.
+
+```sh
+
+kubectl expose po memcached --name=service1 --port=6379 --target-port=6379
+
+```

6-Services-Networking/practice-questions.md

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+## Question 
+
+
+```sh
+
+
+
+```

7-mock-exam-questions/layout.md

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+## Question 1 - Perform an ETCD backup
+
+
+```sh
+
+ETCDCTL_API=3 etcdctl \
+--cacert=/etc/kubernetes/pki/etcd/ca.crt \
+--cert=/etc/kubernetes/pki/apiserver-etcd-client.crt \
+--key=/etc/kubernetes/pki/apiserver-etcd-client.key snapshot save <destination>
+
+```
+

7-mock-exam-questions/q1.md

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+## Question 1 - Scaling deployment
+
+There's a running deployment called "test" that has only 1 pod running. Scale the deployment to 5 replicas.
+
+```sh
+
+kubectl scale deployment test --replicas=5
+
+```
+
+Verify that its running now
+
+
+```sh
+
+kubectl get deploy test
+
+kubectl get po
+
+```