File Info
| Exam | Red Hat Certified Specialist in Ansible Automation |
| Number | EX407 |
| File Name | RedHat.EX407.ActualTests.2021-08-16.101q.vcex |
| Size | 66 KB |
| Posted | Aug 16, 2021 |
| Download | RedHat.EX407.ActualTests.2021-08-16.101q.vcex |
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Demo Questions
Question 1
Examine the following inventory excerpt file named /home/user/ansible/inventory. [dbservers]
db1.example.com
Which of the following files does Ansible check for variables related to that inventory? (Choose all
that apply.)
- /home/user/ansible/dbservers
- /home/user/ansible/host_vars/db1.example.com
- /home/user/ansible/host_vars/db1
- /home/user/ansible/group_vars/dbservers
Correct answer: BD
Explanation:
Ansible will check in /home/user/ansible/host_vars to find files named after hosts defined in the inventory. Ansible will check this file because there is a group defined in the inventory as dbservers. Reference: https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html#understanding-variable-precedence Ansible will check in /home/user/ansible/host_vars to find files named after hosts defined in the inventory. Ansible will check this file because there is a group defined in the inventory as dbservers.
Reference:
https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html#understanding-variable-precedence
Question 2
Which flags must be accepted as input for a dynamic inventory script?
- Only --list
- --host [hostname] and --list
- --host [hostname] and --inv-list
- --list and --format [file format]
Correct answer: B
Explanation:
Reference:https://docs.ansible.com/ansible/latest/dev_guide/developing_inventory.html#inventory-script-conventions Reference:
https://docs.ansible.com/ansible/latest/dev_guide/developing_inventory.html#inventory-script-conventions
Question 3
A dynamic inventory must return data in what format?
- JSON
- XML
- YAML
- INI
Correct answer: A
Explanation:
Dynamic inventories must return JSON output. Reference:https://docs.ansible.com/ansible/latest/dev_guide/developing_inventory.html#inventory-script-conventions Dynamic inventories must return JSON output.
Reference:
https://docs.ansible.com/ansible/latest/dev_guide/developing_inventory.html#inventory-script-conventions
Question 4
Which is the default inventory file used by Ansible?
- ${PWD}/.inventory
- /etc/hosts
- /etc/ansible/inventory
- /etc/ansible/hosts
Correct answer: D
Explanation:
Ansbile refers to /etc/ansible/hosts as the default inventory. Reference: https://docs.ansible.com/ansible/latest/user_guide/intro_inventory.html#how-to-build-your-inventory Ansbile refers to /etc/ansible/hosts as the default inventory.
Reference: https://docs.ansible.com/ansible/latest/user_guide/intro_inventory.html#how-to-build-your-inventory
Question 5
Observe the details of the following dynamic inventory file.
$ ls -l dynamic.py -rw-rw-r--. 1 user user 1928 Mar 30 08:21 dynamic.py
Why will this inventory file cause the ansible command to fail?
- Ansible cannot use python scripts as inventories.
- The ansible user must own the file.
- The file is not executable.
- The ansible command will not fail using the noted file with the given details.
Correct answer: C
Explanation:
Without being executable. Ansible will attempt to parse the script as a static inventory and fail. Without being executable. Ansible will attempt to parse the script as a static inventory and fail.
Question 6
Is it possible to specify multiple inventory files at once?
- Yes, you specify your inventory as a directory containing valid inventory files.
- No.
- Yes, you must provide extra parameters to the -i flag.
- Yes, you must specify a reference inventory master file.
Correct answer: A
Explanation:
Reference: https://docs.ansible.com/ansible/latest/user_guide/intro_inventory.html#using-multiple-inventory-sources Reference: https://docs.ansible.com/ansible/latest/user_guide/intro_inventory.html#using-multiple-inventory-sources
Question 7
What keyword stores a command's output into a variable?
- register
- output
- output is stored in a variable named results by default
- debug
Correct answer: A
Explanation:
The register keyword will store output from the preceding command into a provided variable. Reference:https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html#registering-variables The register keyword will store output from the preceding command into a provided variable.
Reference:
https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html#registering-variables
Question 8
What does the lineinfile module do?
- Allow addition of lines anywhere in a file
- Allows to grep for lines in a provided file
- Allow additions of lines to the end of a file only
- Input data into a file from stdin
Correct answer: A
Explanation:
The purpose of the lineinfile module is to add lines anywhere in a file passed on a pattern. Reference:https://docs.ansible.com/ansible/latest/collections/ansible/builtin/lineinfile_module.html#synopsis The purpose of the lineinfile module is to add lines anywhere in a file passed on a pattern.
Reference:
https://docs.ansible.com/ansible/latest/collections/ansible/builtin/lineinfile_module.html#synopsis
Question 9
Consider the following playbook.
---
- hosts: local
become: yes
tasks:
- name: create users
user: name: "{{item}}" with_items:
- sam
- john
- bob
How many times is the user module invoked?
- 5
- 3
- 1
- 0
Correct answer: B
Explanation:
The call count will be based on the number of times the with_items loop executes - which is 3 in this case Reference: https://docs.ansible.com/ansible/latest/user_guide/playbooks_loops.html The call count will be based on the number of times the with_items loop executes - which is 3 in this case
Reference: https://docs.ansible.com/ansible/latest/user_guide/playbooks_loops.html
Question 10
What command is used to run a playbook?
- ansible-playbook <playbook>
- ansible <playbook>
- ansible-p <playbook>
- playbook <playbook>
Correct answer: A
Explanation:
This command will run a given playbook successfully. Reference: https://docs.ansible.com/ansible/latest/user_guide/playbooks_intro.html#running-playbooks This command will run a given playbook successfully.
Reference: https://docs.ansible.com/ansible/latest/user_guide/playbooks_intro.html#running-playbooks
