Update command outputs to k8s 1.13 based and split command outputs (#13014)

* Update command outputs to k8s 1.13 based and split command outputs

* Add comments before commands

* fix comments for consistency reason

content/en/docs/tasks/job/parallel-processing-expansion.md

@@ -42,6 +42,9 @@ Note that the label key `jobgroup` is not special to Kubernetes. You can pick yo
 Next, expand the template into multiple files, one for each item to be processed.
 
 ```shell
+# Download job-templ.yaml
+curl -L -s -O https://k8s.io/examples/application/job/job-tmpl.yaml
+
 # Expand files into a temporary directory
 mkdir ./jobs
 for i in apple banana cherry
@@ -54,6 +57,11 @@ Check if it worked:
 
 ```shell
 ls jobs/
+```
+
+The output is similar to this:
+
+```
 job-apple.yaml
 job-banana.yaml
 job-cherry.yaml
@@ -67,19 +75,29 @@ Next, create all the jobs with one kubectl command:
 
 ```shell
 kubectl create -f ./jobs
-job "process-item-apple" created
-job "process-item-banana" created
-job "process-item-cherry" created
+```
+
+The output is similar to this:
+
+```
+job.batch/process-item-apple created
+job.batch/process-item-banana created
+job.batch/process-item-cherry created
 ```
 
 Now, check on the jobs:
 
 ```shell
 kubectl get jobs -l jobgroup=jobexample
-NAME                  DESIRED   SUCCESSFUL   AGE
-process-item-apple    1         1            31s
-process-item-banana   1         1            31s
-process-item-cherry   1         1            31s
+```
+
+The output is similar to this:
+
+```
+NAME                  COMPLETIONS   DURATION   AGE
+process-item-apple    1/1           14s        20s
+process-item-banana   1/1           12s        20s
+process-item-cherry   1/1           12s        20s
 ```
 
 Here we use the `-l` option to select all jobs that are part of this
@@ -90,6 +108,11 @@ We can check on the pods as well using the same label selector:
 
 ```shell
 kubectl get pods -l jobgroup=jobexample
+```
+
+The output is similar to this:
+
+```
 NAME                        READY     STATUS      RESTARTS   AGE
 process-item-apple-kixwv    0/1       Completed   0          4m
 process-item-banana-wrsf7   0/1       Completed   0          4m
@@ -104,6 +127,11 @@ for p in $(kubectl get pods -l jobgroup=jobexample -o name)
 do
   kubectl logs $p
 done
+```
+
+The output is:
+
+```
 Processing item apple
 Processing item banana
 Processing item cherry