Red Hat Red Hat Certifications EX407 Questions & Answers

• Question 91:

  Which keywords are valid? (Choose all that apply.)

  A. never

  B. rescue

  C. always

  D. block

  Correct Answer: BCD

  Always is a valid keyword that is part of the block group error handling set of keywords. Block is a valid keyword that is part of the block group error handling set of keywords.

• Question 92:

  Is it possible to specify multiple inventory files at once?

  A. Yes, you specify your inventory as a directory containing valid inventory files.

  B. No.

  C. Yes, you must provide extra parameters to the -i flag.

  D. Yes, you must specify a reference inventory master file.

  Correct Answer: A

• Question 93:

  What keyword stores a command's output into a variable?

  A. register

  B. output

  C. output is stored in a variable named results by default

  D. debug

  Correct Answer: A

  The register keyword will store output from the preceding command into a provided variable.

• Question 94:

  What does the lineinfile module do?

  A. Allow addition of lines anywhere in a file

  B. Allows to grep for lines in a provided file

  C. Allow additions of lines to the end of a file only

  D. Input data into a file from stdin

  Correct Answer: A

  The purpose of the lineinfile module is to add lines anywhere in a file passed on a pattern.

• Question 95:

  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?

  A. 5

  B. 3

  C. 1

  D. 0

  Correct Answer: B

  The call count will be based on the number of times the with_items loop executes - which is 3 in this case

• Question 96:

  What command is used to run a playbook?

  A. ansible-playbook

  B. ansible

  C. ansible-p

  D. playbook

  Correct Answer: A

  This command will run a given playbook successfully.

• Question 97:

  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.)

  A. /home/user/ansible/dbservers

  B. /home/user/ansible/host_vars/db1.example.com

  C. /home/user/ansible/host_vars/db1

  D. /home/user/ansible/group_vars/dbservers

  Correct Answer: BD

  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.

• Question 98:

  Which flags must be accepted as input for a dynamic inventory script?

  A. Only --list

  B. --host [hostname] and --list

  C. --host [hostname] and --inv-list

  D. --list and --format [file format]

  Correct Answer: B

• Question 99:

  A dynamic inventory must return data in what format?

  A. JSON

  B. XML

  C. YAML

  D. INI

  Correct Answer: A

  Dynamic inventories must return JSON output.

• Question 100:

  Which is the default inventory file used by Ansible?

  A. ${PWD}/.inventory

  B. /etc/hosts

  C. /etc/ansible/inventory

  D. /etc/ansible/hosts

  Correct Answer: D

  Ansbile refers to /etc/ansible/hosts as the default inventory.