refs #8025 Tags doc added

README.md

@@ -16,7 +16,7 @@ locally to ensure they work properly.
 
 Launch playbook on the fly on a host not declared in the inventory.
 ```
-ansible-playbook -u root -i <ip_or_hostname>, playbooks/test.yml
+ansible-playbook -u root -i <ip_or_hostname>, [--tags tag1,tag2] playbooks/test.yml
 ```
 
 *Note the comma at the end of the hostname or IP.*

playbooks/ping.yml

@@ -1,4 +1,4 @@
-- name: Check that a host is alive and reachable
+- name: Check whether host is alive and reachable
   hosts: all
   gather_facts: no
   become: no