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NEW QUESTION # 111
Gather facts for web1 but delegate the task to the control node.
Answer:
Explanation:
- name: Gather facts on control node hosts: web1
tasks:
- name: Get system facts setup:
delegate_to: localhost
Explanation:
Delegating the setup module task to the control node ensures that facts for web1 are gathered from the control node's perspective.
NEW QUESTION # 112
List the layers of an EE image to analyze its build structure.
Answer:
Explanation:
podman history my_execution_env:1.0
Explanation:
The podman history command displays the layers of the image, helping analyze the build process and track changes across layers.
NEW QUESTION # 113
Test the connectivity of managed nodes from within the EE.
Answer:
Explanation:
podman run --rm -v $(pwd):/workspace -w /workspace my_execution_env:1.0 ansible all -m ping -i inventory.yml
Explanation:
Testing connectivity from within the EE ensures that the environment can interact with managed nodes correctly.
NEW QUESTION # 114
Convert a list of dictionaries into a single dictionary.
Answer:
Explanation:
- name: Flatten dictionaries hosts: localhost
vars: dict_list:
- key1: value1
- key2: value2
tasks:
- name: Merge dictionaries debug:
var: "{{ dict_list | combine }}"
Explanation:
The combine filter merges a list of dictionaries into one, simplifying complex data processing tasks.
NEW QUESTION # 115
Install a collection globally using the --system flag.
Answer:
Explanation:
ansible-galaxy collection install my_namespace-my_collection --system
Explanation:
Global installation ensures the collection is available to all users on the system, rather than just the current user.
NEW QUESTION # 116
Find the intersection of two lists using filters.
Answer:
Explanation:
- name: Find common elements hosts: localhost
vars:
list1: [1, 2, 3]
list2: [3, 4, 5] tasks:
- name: Intersect lists debug:
var: "{{ list1 | intersect(list2) }}"
Explanation:
The intersect filter identifies common elements between lists, supporting comparative operations.
NEW QUESTION # 117
You realize you need to modify the config.txt file to add a new configuration port=8080. Update the file and commit with the message "Add port configuration".
Answer:
Explanation:
echo "port=8080" >> config.txt
git add config.txt
git commit -m "Add port configuration"
Explanation:
Appending to a file and committing the changes ensures version control captures the updated state, allowing tracking of incremental modifications.
NEW QUESTION # 118
Push the EE image to a private container registry.
Answer:
Explanation:
podman tag my_execution_env:1.0 registry.example.com/my_execution_env:1.0 podman push registry.example.com/my_execution_env:1.0
Explanation:
Pushing the EE image to a container registry enables distribution and reuse across different environments or teams.
NEW QUESTION # 119
Run a playbook in check mode to simulate the changes it would make without applying them.
Answer:
Explanation:
ansible-playbook -i inventory.yml playbook.yml --check
Explanation:
Check mode (--check) validates playbook logic without applying changes, providing a preview of the potential effects of execution.
NEW QUESTION # 120
Use a delegated task to add a DNS entry for a host.
Answer:
Explanation:
- name: Add DNS entry hosts: web1
tasks:
- name: Update DNS records
command: echo "web1 IN A 192.168.1.10" >> /etc/dns/zone.file
delegate_to: dns_server
Explanation:
Delegating DNS management tasks to a specific server ensures centralized and consistent DNS configuration.
NEW QUESTION # 121
Run a playbook with a different Ansible configuration file in an EE.
Answer:
Explanation:
podman run --rm -v $(pwd):/workspace -w /workspace my_execution_env:1.0 ansible-playbook -e ANSIBLE_CONFIG=/workspace/ansible.cfg site.yml
Explanation:
Overriding the Ansible configuration file allows customization of playbook execution parameters within the EE.
NEW QUESTION # 122
Package the collection into a .tar.gz file for distribution.
Answer:
Explanation:
ansible-galaxy collection build my_namespace/my_collection
Explanation:
The build command packages the collection, creating a compressed file ready for sharing or publishing.
NEW QUESTION # 123
Filter out duplicate items from a list.
Answer:
Explanation:
- name: Remove duplicates hosts: localhost
vars:
items: [1, 2, 2, 3, 3, 4] tasks:
- name: Unique list debug:
var: "{{ items | unique }}"
Explanation:
The unique filter removes duplicate elements, ensuring clean and distinct data.
NEW QUESTION # 124
Run a playbook in an EE using Ansible Automation Controller.
Answer:
Explanation:
1. Log in to the Automation Controller web UI.
2. Go to Execution Environments and create a new EE entry using the image registry.example.com/my_execution_env:1.0.
3. Associate the EE with a Job Template and run the playbook.
Explanation:
Configuring the EE in the Automation Controller ensures playbooks run consistently across environments.
NEW QUESTION # 125
Test machine credentials for AWS EC2 hosts.
Answer:
Explanation:
ansible all -m ping -i aws_ec2.yml --key-file ~/.ssh/aws_key.pem
Explanation:
Testing machine credentials ensures they work correctly for authenticating cloud-managed hosts.
NEW QUESTION # 126
Gather facts for all managed hosts but perform the task on the control node.
Answer:
Explanation:
- name: Gather all facts on control node hosts: all
tasks:
- name: Setup facts setup: delegate_to: localhost
Explanation:
Delegating the setup module centralizes fact-gathering on the control node while retaining host-specific context.
NEW QUESTION # 127
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