From 652169dd22b597b740c1b07cc77bf139d08fe863 Mon Sep 17 00:00:00 2001
From: Luc <luc.rousseaupro@gmail.com>
Date: Thu, 12 Feb 2026 10:49:58 +0100
Subject: [PATCH 1/6] fix link

---
 data/3_installation_and_configuration/backup_ucp_dtr.yaml   | 6 +++---
 .../cert_based_auth_registry.yaml                           | 4 ++--
 .../3_installation_and_configuration/deploy_ucp_dtr_ha.yaml | 6 +++---
 ..._demonstrate_how_configure_docker_daemon_start_boot.yaml | 6 +++---
 .../describe_sizing_requirements_for_installation.yaml      | 6 +++---
 .../install_troubleshooting.yaml                            | 2 +-
 6 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/data/3_installation_and_configuration/backup_ucp_dtr.yaml b/data/3_installation_and_configuration/backup_ucp_dtr.yaml
index 24978ae..5ba4ada 100644
--- a/data/3_installation_and_configuration/backup_ucp_dtr.yaml
+++ b/data/3_installation_and_configuration/backup_ucp_dtr.yaml
@@ -15,7 +15,7 @@ questions:
       - { value: 'Delete all volumes', correct: false }
       - { value: 'Restart all containers', correct: false }
       - { value: 'Purge all logs', correct: false }
-    help: https://docs.mirantis.com/docker-enterprise/v3.1/dockeree-products/ucp/backup-restore.html#restore
+    help: https://docs.mirantis.com/mke/3.4/ops/disaster-recovery/restore-mke.html
 
   - uuid: fdc31b03-3093-4638-a77f-ef7b11860d88
     question: Which command allows you to back up a DTR (now MSR) instance?
@@ -33,7 +33,7 @@ questions:
       - { value: 'docker dtr load backup.tar', correct: false }
       - { value: 'docker dtr install --restore backup.tar', correct: false }
       - { value: 'docker run -i docker/dtr restore < backup.tar', correct: true }
-    help: https://docs.mirantis.com/docker-enterprise/v3.1/dockeree-products/dtr/backup-restore.html
+    help: https://docs.mirantis.com/msr/2.9/cli-ref/backup.html
 
   - uuid: 7b313274-0072-41a0-bd16-170c8672c845
     question: What is essential for a DTR (now MSR) restore to work correctly?
@@ -87,4 +87,4 @@ questions:
       - { value: 'Disable TLS to simplify restoration', correct: false }
       - { value: 'Manually compress Docker volumes', correct: false }
       - { value: 'Regularly test restorations', correct: true }
-    help: https://docs.mirantis.com/docker-enterprise/v3.1/dockeree-products/ucp/backup-restore.html#best-practices
+    help: https://docs.mirantis.com/mke/3.7/ops/disaster-recovery/back-up-mke/backup-considerations.html
diff --git a/data/3_installation_and_configuration/cert_based_auth_registry.yaml b/data/3_installation_and_configuration/cert_based_auth_registry.yaml
index 0f06fd4..6599dd0 100644
--- a/data/3_installation_and_configuration/cert_based_auth_registry.yaml
+++ b/data/3_installation_and_configuration/cert_based_auth_registry.yaml
@@ -51,7 +51,7 @@ questions:
       - { value: '2376', correct: false }
       - { value: '443', correct: true }
       - { value: '5000', correct: false }
-    help: https://docs.docker.com/registry/insecure/
+    help: https://distribution.github.io/distribution/about/deploying/
 
   - uuid: 1765e25a-12d3-4f61-993a-4d39487fd6a6
     question: Once certificates are properly configured, what does `docker pull myregistry.com/myimage` allow?
@@ -87,4 +87,4 @@ questions:
       - { value: 'No, except on Windows', correct: false }
       - { value: 'No, Docker reloads them dynamically', correct: false }
       - { value: 'Yes, so it reloads the certificates and establishes the secure connection', correct: true }
-    help: https://docs.docker.com/engine/security/certificates/
+    help: https://docs.docker.com/engine/security/protect-access/
diff --git a/data/3_installation_and_configuration/deploy_ucp_dtr_ha.yaml b/data/3_installation_and_configuration/deploy_ucp_dtr_ha.yaml
index ff1ff94..b2ab9b9 100644
--- a/data/3_installation_and_configuration/deploy_ucp_dtr_ha.yaml
+++ b/data/3_installation_and_configuration/deploy_ucp_dtr_ha.yaml
@@ -24,7 +24,7 @@ questions:
       - { value: 'docker ucp add-manager', correct: false }
       - { value: 'docker node promote manager', correct: false }
       - { value: 'docker container run --rm -it docker/ucp join --replica', correct: true }
-    help: https://docs.mirantis.com/docker-enterprise/v3.1/dockeree-products/ucp/install/join-linux-nodes.html
+    help: https://docs.mirantis.com/mke/3.4/ops/administer-cluster/join-nodes/join-linux-nodes.html
 
   - uuid: 21ef8613-10b2-4e0f-a2f3-e2c1d1c8593f
     question: Which command is recommended to install DTR (now MSR) on a UCP (now MKE) node?
@@ -42,7 +42,7 @@ questions:
       - { value: 'Terraform without configuration', correct: false }
       - { value: 'Docker Desktop with swarm mode', correct: false }
       - { value: 'Cloud-init or EC2 user-data scripts', correct: true }
-    help: https://docs.mirantis.com/docker-enterprise/v3.1/ucp/on-aws/
+    help: https://docs.aws.amazon.com/AmazonECS/latest/developerguide/bootstrap_container_instance.html
 
   - uuid: c41396d4-17f0-4a8a-9981-1b205728c9c5
     question: What requirement is necessary to deploy DTR (now MSR) in HA?
@@ -69,7 +69,7 @@ questions:
       - { value: 'Use a node label', correct: false }
       - { value: 'Use a load balancer in front of UCP (now MKE) managers', correct: true }
       - { value: 'Enable debug mode', correct: false }
-    help: https://docs.mirantis.com/docker-enterprise/v3.1/dockeree-products/ucp/architecture/#ucp-high-availability
+    help: https://docs.mirantis.com/mke/3.8/install/predeployment/configure-loadbalancer.html?highlight=balance%20load
 
   - uuid: e47cb7f3-ef17-4718-bbe1-6b13de8ae260
     question: Can UCP (now MKE) and DTR (now MSR) be deployed on the same nodes?
diff --git a/data/3_installation_and_configuration/describe_demonstrate_how_configure_docker_daemon_start_boot.yaml b/data/3_installation_and_configuration/describe_demonstrate_how_configure_docker_daemon_start_boot.yaml
index eec1517..769260f 100644
--- a/data/3_installation_and_configuration/describe_demonstrate_how_configure_docker_daemon_start_boot.yaml
+++ b/data/3_installation_and_configuration/describe_demonstrate_how_configure_docker_daemon_start_boot.yaml
@@ -15,7 +15,7 @@ questions:
       - { value: 'sudo systemctl enable docker', correct: true }
       - { value: 'docker enable daemon', correct: false }
       - { value: 'sudo docker start --on-boot', correct: false }
-    help: https://docs.docker.com/config/daemon/start/
+    help: https://docs.docker.com/engine/install/linux-postinstall/#configure-docker-to-start-on-boot-with-systemd
 
   - uuid: 2f79646d-3aa6-42d6-9005-b2cf9ab32688
     question: How do you verify that the Docker daemon is enabled to start at boot?
@@ -24,7 +24,7 @@ questions:
       - { value: 'sudo systemctl is-enabled docker', correct: true }
       - { value: 'sudo docker daemon --check', correct: false }
       - { value: 'docker status --boot', correct: false }
-    help: https://docs.docker.com/config/daemon/start/
+    help: https://docs.docker.com/engine/install/linux-postinstall/#configure-docker-to-start-on-boot-with-systemd
 
   - uuid: b3ea7a27-015d-4cd7-a314-1f56ddf8f727
     question: On a system using systemd, what does `systemctl enable docker` do?
@@ -33,7 +33,7 @@ questions:
       - { value: 'Starts the Docker service immediately', correct: false }
       - { value: 'Registers the Docker service to start at system boot', correct: true }
       - { value: 'Builds Docker images automatically', correct: false }
-    help: https://docs.docker.com/config/daemon/start/
+    help: https://docs.docker.com/engine/install/linux-postinstall/#configure-docker-to-start-on-boot-with-systemd
 
   - uuid: 00ae3c6f-6e8a-4320-8792-71dc1e3cf7db
     question: Which Linux init system is typically used to manage Docker service startup?
diff --git a/data/3_installation_and_configuration/describe_sizing_requirements_for_installation.yaml b/data/3_installation_and_configuration/describe_sizing_requirements_for_installation.yaml
index e278605..59ac6f9 100644
--- a/data/3_installation_and_configuration/describe_sizing_requirements_for_installation.yaml
+++ b/data/3_installation_and_configuration/describe_sizing_requirements_for_installation.yaml
@@ -27,13 +27,13 @@ questions:
     help: https://docs.docker.com/storage/storagedriver/overlayfs-driver/
 
   - uuid: 67a48e29-32c3-4267-a931-c08b3cb0531b
-    question: For DTR (Docker Trusted Registry, now MSR), what is the minimum disk space required per node?
+    question: For DTR (Docker Trusted Registry, now MSR), what is the recommended disk space required per node?
     answers:
       - { value: '50 GB', correct: false }
       - { value: '100 GB', correct: true }
       - { value: '10 GB', correct: false }
       - { value: '20 GB', correct: false }
-    help: https://docs.docker.com/ee/dtr/admin/install/system-requirements/
+    help: https://docs.mirantis.com/msr/2.9/common/msr-system-reqs.html
 
   - uuid: 5a75c1b2-0cbd-4fc2-83cf-1f189d84cc13
     question: Why is it recommended to run Docker on a 64-bit operating system?
@@ -69,7 +69,7 @@ questions:
       - { value: 'It causes slow container startup', correct: false }
       - { value: 'Root volumes do not support overlay drivers', correct: false }
       - { value: "Security scanners can't access root volumes", correct: false }
-    help: https://docs.docker.com/storage/
+    help: https://docs.docker.com/engine/daemon/
 
   - uuid: 05176b68-5a8b-4814-8753-ffec40440f12
     question: What is the typical port required to access UCP (now MKE) via a browser?
diff --git a/data/3_installation_and_configuration/install_troubleshooting.yaml b/data/3_installation_and_configuration/install_troubleshooting.yaml
index ae6918d..99711e1 100644
--- a/data/3_installation_and_configuration/install_troubleshooting.yaml
+++ b/data/3_installation_and_configuration/install_troubleshooting.yaml
@@ -6,7 +6,7 @@ questions:
       - { value: 'The Docker daemon is using a non-standard port', correct: false }
       - { value: 'The requested image does not exist', correct: false }
       - { value: 'A Docker command was misspelled', correct: false }
-    help: https://docs.docker.com/config/daemon/#start-the-daemon
+    help: https://docs.docker.com/engine/install/linux-postinstall/
 
   - uuid: 238c3d02-c1c4-4f77-97a0-146d472928e7
     question: Which command checks if the Docker service is active on a Linux machine?

From ebce75ba843a0e7bc3872762db9d1e264263bc61 Mon Sep 17 00:00:00 2001
From: Luc <luc.rousseaupro@gmail.com>
Date: Thu, 12 Feb 2026 11:02:18 +0100
Subject: [PATCH 2/6] fix link

---
 .../install_storage_driver.yaml                                 | 2 +-
 data/4_Networking/http_https_load_balancing.yaml                | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/data/3_installation_and_configuration/install_storage_driver.yaml b/data/3_installation_and_configuration/install_storage_driver.yaml
index b037d6e..f850e8b 100644
--- a/data/3_installation_and_configuration/install_storage_driver.yaml
+++ b/data/3_installation_and_configuration/install_storage_driver.yaml
@@ -38,7 +38,7 @@ questions:
   - uuid: b8704b3c-d6fd-4a6b-810f-7b94b8a869be
     question: Which command shows the storage driver currently used by Docker?
     answers:
-      - { value: 'docker info', correct: true }
+      - { value: 'docker system info', correct: true }
       - { value: 'docker volume inspect', correct: false }
       - { value: 'docker system inspect', correct: false }
       - { value: 'docker storage status', correct: false }
diff --git a/data/4_Networking/http_https_load_balancing.yaml b/data/4_Networking/http_https_load_balancing.yaml
index b0207c7..acc5e6f 100644
--- a/data/4_Networking/http_https_load_balancing.yaml
+++ b/data/4_Networking/http_https_load_balancing.yaml
@@ -51,7 +51,7 @@ questions:
       - { value: 'By using Consul for service discovery', correct: false }
       - { value: 'By running Interlock as a replicated service on Swarm', correct: true }
       - { value: 'By binding Interlock to the host’s loopback interface', correct: false }
-    help: https://docs.mirantis.com/docker-enterprise/v3.1/dockeree-products/interlock/architecture.html
+    help: https://docs.mirantis.com/containers/v2.1/dockeree-products/ucp/deploy-apps-with-swarm/layer-7-routing/architecture.html
 
   - uuid: f86c6404-f70c-413c-82b5-68fd66be6971
     question: Which of the following is a correct label to route traffic to a specific path?

From 61cbd2072876f86ce7922c42ed2e2f0d296b5c8b Mon Sep 17 00:00:00 2001
From: Luc <luc.rousseaupro@gmail.com>
Date: Thu, 12 Feb 2026 12:54:17 +0100
Subject: [PATCH 3/6] fix link

---
 .../install_troubleshooting.yaml                                | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/data/3_installation_and_configuration/install_troubleshooting.yaml b/data/3_installation_and_configuration/install_troubleshooting.yaml
index 99711e1..374ffd2 100644
--- a/data/3_installation_and_configuration/install_troubleshooting.yaml
+++ b/data/3_installation_and_configuration/install_troubleshooting.yaml
@@ -51,7 +51,7 @@ questions:
       - { value: 'systemctl logs docker', correct: false }
       - { value: 'docker logs docker', correct: false }
       - { value: 'docker show-log', correct: false }
-    help: https://docs.docker.com/config/daemon/#troubleshoot-the-daemon
+    help: https://docs.docker.com/engine/daemon/logs/
 
   - uuid: 610ff302-cb2e-4d94-a4f2-9a0d2df460cf
     question: What should you check if Docker installation fails due to missing repositories on Ubuntu?

From fdee2d4b0b7c83e3a5bd0339785d3dbbf1bb9044 Mon Sep 17 00:00:00 2001
From: Luc <luc.rousseaupro@gmail.com>
Date: Thu, 12 Feb 2026 16:59:25 +0100
Subject: [PATCH 4/6] fix link

---
 .../describe_namespaces_cgroups_certificates.yaml             | 4 ++--
 .../describe_sizing_requirements_for_installation.yaml        | 2 +-
 data/3_installation_and_configuration/hub_users_teams.yaml    | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/data/3_installation_and_configuration/describe_namespaces_cgroups_certificates.yaml b/data/3_installation_and_configuration/describe_namespaces_cgroups_certificates.yaml
index fcb2cbf..8dffa18 100644
--- a/data/3_installation_and_configuration/describe_namespaces_cgroups_certificates.yaml
+++ b/data/3_installation_and_configuration/describe_namespaces_cgroups_certificates.yaml
@@ -15,7 +15,7 @@ questions:
       - { value: 'mnt', correct: false }
       - { value: 'net', correct: true }
       - { value: 'uts', correct: false }
-    help: https://docs.docker.com/enterprise/security/hardened-desktop/enhanced-container-isolation/
+    help: https://docs.docker.com/engine/security/userns-remap/
 
   - uuid: 00e37740-5f91-4fc7-9b01-063c1e26e426
     question: What does the 'pid' namespace isolate in Docker?
@@ -24,7 +24,7 @@ questions:
       - { value: 'Process IDs between containers', correct: true }
       - { value: 'Network connections between containers', correct: false }
       - { value: 'User IDs for file permissions', correct: false }
-    help: https://docs.docker.com/enterprise/security/hardened-desktop/enhanced-container-isolation/
+    help: https://docs.docker.com/reference/cli/docker/container/run/#pid-settings-pid
 
   - uuid: 5e2b7025-35e4-499e-9372-3d62297bdbfa
     question: What is the purpose of cgroups in Docker?
diff --git a/data/3_installation_and_configuration/describe_sizing_requirements_for_installation.yaml b/data/3_installation_and_configuration/describe_sizing_requirements_for_installation.yaml
index 59ac6f9..4f5cec0 100644
--- a/data/3_installation_and_configuration/describe_sizing_requirements_for_installation.yaml
+++ b/data/3_installation_and_configuration/describe_sizing_requirements_for_installation.yaml
@@ -69,7 +69,7 @@ questions:
       - { value: 'It causes slow container startup', correct: false }
       - { value: 'Root volumes do not support overlay drivers', correct: false }
       - { value: "Security scanners can't access root volumes", correct: false }
-    help: https://docs.docker.com/engine/daemon/
+    help: https://docs.docker.com/engine/daemon/#daemon-data-directory
 
   - uuid: 05176b68-5a8b-4814-8753-ffec40440f12
     question: What is the typical port required to access UCP (now MKE) via a browser?
diff --git a/data/3_installation_and_configuration/hub_users_teams.yaml b/data/3_installation_and_configuration/hub_users_teams.yaml
index 76133cb..53a4739 100644
--- a/data/3_installation_and_configuration/hub_users_teams.yaml
+++ b/data/3_installation_and_configuration/hub_users_teams.yaml
@@ -51,7 +51,7 @@ questions:
       - { value: 'Public, Private, Restricted', correct: false }
       - { value: 'Guest, Developer, Owner', correct: false }
       - { value: 'Read, Write, Admin', correct: true }
-    help: https://docs.docker.com/docker-hub/repos/
+    help: https://docs.docker.com/admin/organization/manage-a-team/#set-team-repository-permissions
 
   - uuid: 2e83b0c4-8a9d-49cd-9968-62d86f032173
     question: Can a Docker Hub team member with Read access push an image?

From 884001c9c37f0d6e4e0a6c97be4ba97659fb711d Mon Sep 17 00:00:00 2001
From: Luc <luc.rousseaupro@gmail.com>
Date: Mon, 2 Mar 2026 11:03:15 +0100
Subject: [PATCH 5/6] link help adjust response

---
 .../apply_file_create_image.yaml               |  2 +-
 .../deploy_registry.yaml                       | 12 ++++++------
 ...ibe_add_copy_volumes_expose_entrypoint.yaml |  1 +
 ..._create_efficient_image_via_dockerfile.yaml |  2 +-
 ...pecific_attributes_using_filter_format.yaml | 18 +++++++++---------
 .../describe_demonstrate_how_to_tag_image.yaml |  2 +-
 ...escribe_demonstrate_registry_functions.yaml |  4 ++--
 .../display_layers.yaml                        | 12 ++++++------
 .../log_into_a_registry.yaml                   |  2 +-
 .../pull_delete_images_registry.yaml           |  4 ++--
 .../push_an_image_to_a_registry.yaml           |  2 +-
 .../sign_an_image_in_a_registry.yaml           |  2 +-
 .../single_layer.yaml                          |  2 +-
 ...scribe_namespaces_cgroups_certificates.yaml |  2 +-
 14 files changed, 34 insertions(+), 33 deletions(-)

diff --git a/data/2_Image_creation_management_registry/apply_file_create_image.yaml b/data/2_Image_creation_management_registry/apply_file_create_image.yaml
index d3aff62..3632adf 100644
--- a/data/2_Image_creation_management_registry/apply_file_create_image.yaml
+++ b/data/2_Image_creation_management_registry/apply_file_create_image.yaml
@@ -69,7 +69,7 @@ questions:
       - { value: 'Use a .dockerignore file', correct: true }
       - { value: 'Use the --exclude flag', correct: false }
       - { value: 'Files are automatically excluded by Docker', correct: false }
-    help: 'https://docs.docker.com/reference/dockerfile/#dockerignore-file'
+    help: 'https://docs.docker.com/build/concepts/context/#dockerignore-files'
 
   - uuid: 6c02d847-f098-49b7-8547-08dfd53ef3b1
     question: Which of the following instructions is preferred for copying local files into an image when no archive extraction is needed?
diff --git a/data/2_Image_creation_management_registry/deploy_registry.yaml b/data/2_Image_creation_management_registry/deploy_registry.yaml
index aa7501f..80f56a2 100644
--- a/data/2_Image_creation_management_registry/deploy_registry.yaml
+++ b/data/2_Image_creation_management_registry/deploy_registry.yaml
@@ -6,7 +6,7 @@ questions:
       - { value: 'docker deploy registry', correct: false }
       - { value: 'docker run -d -p 5000:5000 --name registry registry:2', correct: true }
       - { value: 'docker image push registry:2', correct: false }
-    help: 'https://docs.docker.com/registry/deploying/'
+    help: 'https://distribution.github.io/distribution/about/deploying/'
 
   - uuid: 1ae849c1-286f-419b-a6df-7931a5f650e5
     question: Which port is exposed by default in the official Docker registry image?
@@ -15,7 +15,7 @@ questions:
       - { value: '443', correct: false }
       - { value: '5000', correct: true }
       - { value: '80', correct: false }
-    help: 'https://docs.docker.com/registry/'
+    help: 'https://distribution.github.io/distribution/about/deploying/'
 
   - uuid: b34b189f-1d12-452e-ae42-88c531cf9b26
     question: What is the purpose of setting the environment variable `REGISTRY_STORAGE_FILESYSTEM_ROOTDIRECTORY` in the registry container?
@@ -24,7 +24,7 @@ questions:
       - { value: 'To expose a custom port', correct: false }
       - { value: 'To connect to Docker Hub', correct: false }
       - { value: 'To define registry authentication', correct: false }
-    help: 'https://docs.docker.com/registry/configuration/'
+    help: 'https://distribution.github.io/distribution/about/configuration/'
 
   - uuid: 51a93188-2a87-4fd5-b1c4-c6373ce3e57a
     question: What storage backend is used by default in the official registry image?
@@ -60,7 +60,7 @@ questions:
       - { value: 'Use the Alpine base image', correct: false }
       - { value: 'Enable TLS using a valid certificate', correct: true }
       - { value: 'Run in host network mode', correct: false }
-    help: 'https://docs.docker.com/registry/deploying/#running-a-domain-registry'
+    help: 'https://distribution.github.io/distribution/about/deploying/'
 
   - uuid: 287ba12b-8638-4bcb-9fbd-34f5360a062c
     question: What is the risk of exposing a registry without TLS in production?
@@ -78,7 +78,7 @@ questions:
       - { value: 'docker run -v /opt/registry:/var/lib/registry registry:2', correct: true }
       - { value: 'docker run --mount type=bind,target=/var/run/docker.sock registry:2', correct: false }
       - { value: 'docker run --tmpfs /var/lib/registry registry:2', correct: false }
-    help: 'https://docs.docker.com/registry/storage-drivers/filesystem/'
+    help: 'https://distribution.github.io/distribution/about/deploying/'
 
   - uuid: f5d7dc60-c003-41e3-9058-381b2b0dd5c5
     question: Which configuration file allows customizing a registry with authentication, storage, and logging options?
@@ -87,4 +87,4 @@ questions:
       - { value: 'daemon.json', correct: false }
       - { value: 'registry.conf', correct: false }
       - { value: 'config.yml', correct: true }
-    help: 'https://docs.docker.com/registry/configuration/'
+    help: 'https://distribution.github.io/distribution/about/configuration/'
diff --git a/data/2_Image_creation_management_registry/describe_add_copy_volumes_expose_entrypoint.yaml b/data/2_Image_creation_management_registry/describe_add_copy_volumes_expose_entrypoint.yaml
index b99e0b0..a8e491b 100644
--- a/data/2_Image_creation_management_registry/describe_add_copy_volumes_expose_entrypoint.yaml
+++ b/data/2_Image_creation_management_registry/describe_add_copy_volumes_expose_entrypoint.yaml
@@ -54,6 +54,7 @@ questions:
       - { value: 'The port is documented but not published to the host automatically', correct: true }
       - { value: 'Docker maps it to a random host port', correct: false }
     help: https://docs.docker.com/engine/reference/builder/#expose
+
   - uuid: 3fc5d85e-d5cd-4a96-9b27-bd10a5893e14
     question: What makes the ADD instruction different from COPY in Dockerfiles?
     answers:
diff --git a/data/2_Image_creation_management_registry/describe_demonstrate_how_create_efficient_image_via_dockerfile.yaml b/data/2_Image_creation_management_registry/describe_demonstrate_how_create_efficient_image_via_dockerfile.yaml
index b43fe15..0080963 100644
--- a/data/2_Image_creation_management_registry/describe_demonstrate_how_create_efficient_image_via_dockerfile.yaml
+++ b/data/2_Image_creation_management_registry/describe_demonstrate_how_create_efficient_image_via_dockerfile.yaml
@@ -87,4 +87,4 @@ questions:
       - { value: 'Because ENV variables are not supported', correct: false }
       - { value: 'Because Docker blocks secret keys automatically', correct: false }
       - { value: 'Because they are encrypted by default', correct: false }
-    help: 'https://docs.docker.com/develop/dev-best-practices/#dont-store-secrets-in-images'
+    help: 'https://docs.docker.com/build/building/secrets'
diff --git a/data/2_Image_creation_management_registry/describe_demonstrate_how_to_inspect_images_report_specific_attributes_using_filter_format.yaml b/data/2_Image_creation_management_registry/describe_demonstrate_how_to_inspect_images_report_specific_attributes_using_filter_format.yaml
index d34b52a..26d111d 100644
--- a/data/2_Image_creation_management_registry/describe_demonstrate_how_to_inspect_images_report_specific_attributes_using_filter_format.yaml
+++ b/data/2_Image_creation_management_registry/describe_demonstrate_how_to_inspect_images_report_specific_attributes_using_filter_format.yaml
@@ -33,7 +33,7 @@ questions:
       - { value: '.Tag', correct: false }
       - { value: '.Name', correct: false }
       - { value: '.Repository', correct: true }
-    help: https://docs.docker.com/reference/cli/docker/image/ls/
+    help: https://docs.docker.com/reference/cli/docker/image/ls/#format
 
   - uuid: b0a18a67-7c4e-44cf-869d-393f6aa3a239
     question: Which of the following would show image IDs and repositories using Go templates?
@@ -51,7 +51,7 @@ questions:
       - { value: 'Custom output using Go templates', correct: true }
       - { value: 'Filtering by tag', correct: false }
       - { value: 'Binary output for API usage', correct: false }
-    help: https://docs.docker.com/reference/cli/docker/image/ls/#format-the-output---format
+    help: https://docs.docker.com/reference/cli/docker/image/ls/#format
 
   - uuid: d9e7e73c-c8f3-46cc-b6c0-734a53b939fc
     question: Which Go template variable shows the image’s tag?
@@ -101,19 +101,19 @@ questions:
   - uuid: b963e979-9975-4de0-bf3b-3ac93d537029
     question: What filter lists only images created before `ubuntu:20.04`?
     answers:
-      - { value: '--filter created<ubuntu:20.04', correct: false }
-      - { value: '--before ubuntu:20.04', correct: false }
-      - { value: '--filter before=ubuntu:20.04', correct: true }
-      - { value: '--filter earlier=ubuntu:20.04', correct: false }
+      - { value: '--filter "created<ubuntu:20.04"', correct: false }
+      - { value: '--before "ubuntu:20.04"', correct: false }
+      - { value: '--filter "before=ubuntu:20.04"', correct: true }
+      - { value: '--filter "earlier=ubuntu:20.04"', correct: false }
     help: https://docs.docker.com/reference/cli/docker/image/ls/#filter-images-by-time
 
   - uuid: 85c92a25-fdb0-4f47-8f08-09975e05aeef
     question: Which filter will select images with label `env=prod`?
     answers:
-      - { value: '--filter label=env=prod', correct: true }
-      - { value: '--filter env=prod', correct: false }
+      - { value: '--filter "label=env=prod"', correct: true }
+      - { value: '--filter "env=prod"', correct: false }
       - { value: '--env prod', correct: false }
-      - { value: '--label filter=env=prod', correct: false }
+      - { value: '--label "filter=env=prod"', correct: false }
     help: https://docs.docker.com/reference/cli/docker/image/ls/#show-images-with-a-given-label
 
   - uuid: 34e63460-e69c-4e71-961f-726a42a1e4e2
diff --git a/data/2_Image_creation_management_registry/describe_demonstrate_how_to_tag_image.yaml b/data/2_Image_creation_management_registry/describe_demonstrate_how_to_tag_image.yaml
index 4fbc121..5463a9b 100644
--- a/data/2_Image_creation_management_registry/describe_demonstrate_how_to_tag_image.yaml
+++ b/data/2_Image_creation_management_registry/describe_demonstrate_how_to_tag_image.yaml
@@ -69,7 +69,7 @@ questions:
       - { value: 'Docker removes the image from the local cache', correct: false }
       - { value: 'The image remains accessible via the other tag', correct: true }
       - { value: 'All tags are removed', correct: false }
-    help: https://docs.docker.com/reference/cli/docker/image/tag/
+    help: https://docs.docker.com/reference/cli/docker/image/rm/#description
 
   - uuid: e4cfbe38-3033-4b0e-8f2e-3f1ec1992c0e
     question: Can you tag an image with a full URL including port number?
diff --git a/data/2_Image_creation_management_registry/describe_demonstrate_registry_functions.yaml b/data/2_Image_creation_management_registry/describe_demonstrate_registry_functions.yaml
index d8696df..87889ec 100644
--- a/data/2_Image_creation_management_registry/describe_demonstrate_registry_functions.yaml
+++ b/data/2_Image_creation_management_registry/describe_demonstrate_registry_functions.yaml
@@ -60,7 +60,7 @@ questions:
       - { value: 'registry:2 image in a docker-compose file', correct: true }
       - { value: 'A config.json in ~/.docker', correct: false }
       - { value: 'A YAML Compose with alpine', correct: false }
-    help: https://docs.docker.com/registry/deploying/
+    help: https://distribution.github.io/distribution/about/deploying/
 
   - uuid: d6ebc119-9334-44e0-b49f-76a0ee29f2fa
     question: What environment variable can be used to set a registry credential for non-interactive login?
@@ -78,7 +78,7 @@ questions:
       - { value: 'It stores image logs', correct: false }
       - { value: 'It encrypts image layers', correct: false }
       - { value: 'It scopes images per user or org in the registry', correct: true }
-    help: https://docs.docker.com/docker-hub/repos/#repository-namespaces-and-repository-visibility
+    help: https://docs.docker.com/docker-hub/repos/create/
 
   - uuid: 34719f42-0321-4d5f-b5c2-0b1d676eb3f7
     question: Which of the following can be used to deploy a private registry securely?
diff --git a/data/2_Image_creation_management_registry/display_layers.yaml b/data/2_Image_creation_management_registry/display_layers.yaml
index a2a0eb1..02265a4 100644
--- a/data/2_Image_creation_management_registry/display_layers.yaml
+++ b/data/2_Image_creation_management_registry/display_layers.yaml
@@ -12,10 +12,10 @@ questions:
     question: Which 'docker history' option shows the cumulative size of image layers?
     answers:
       - { value: '--quiet', correct: false }
-      - { value: '--format', correct: false }
-      - { value: '--human', correct: true }
+      - { value: '--format "{{.Size}}"', correct: true }
+      - { value: '--human', correct: false }
       - { value: '--no-trunc', correct: false }
-    help: https://docs.docker.com/engine/reference/commandline/history/
+    help: https://docs.docker.com/reference/cli/docker/image/history/
 
   - uuid: 85dd16f7-d749-4132-9359-30c61d9bcd45
     question: What is the typical output of the command 'docker history nginx'?
@@ -66,9 +66,9 @@ questions:
     question: What is the best way to visualize the layers of an image with the exact commands used to generate them?
     answers:
       - { value: 'docker history --no-trunc nginx', correct: true }
-      - { value: 'docker ps -a', correct: false }
-      - { value: 'docker image inspect', correct: false }
-      - { value: 'docker diff', correct: false }
+      - { value: 'docker ps -a nginx', correct: false }
+      - { value: 'docker image inspect nginx', correct: false }
+      - { value: 'docker diff nginx', correct: false }
     help: https://docs.docker.com/engine/reference/commandline/history/
 
   - uuid: cdc2fd95-fb2b-4b6c-8352-b453327cf98e
diff --git a/data/2_Image_creation_management_registry/log_into_a_registry.yaml b/data/2_Image_creation_management_registry/log_into_a_registry.yaml
index 9e197b4..d3838e8 100644
--- a/data/2_Image_creation_management_registry/log_into_a_registry.yaml
+++ b/data/2_Image_creation_management_registry/log_into_a_registry.yaml
@@ -78,7 +78,7 @@ questions:
       - { value: 'docker logout', correct: true }
       - { value: 'docker disconnect', correct: false }
       - { value: 'docker signout', correct: false }
-    help: https://docs.docker.com/reference/cli/docker/login/
+    help: https://docs.docker.com/reference/cli/docker/logout/
 
   - uuid: d1cd4f6f-6f11-4a39-a215-116e1d10c4d4
     question: If you omit a registry in docker login, which registry is used?
diff --git a/data/2_Image_creation_management_registry/pull_delete_images_registry.yaml b/data/2_Image_creation_management_registry/pull_delete_images_registry.yaml
index 1385366..2099dbd 100644
--- a/data/2_Image_creation_management_registry/pull_delete_images_registry.yaml
+++ b/data/2_Image_creation_management_registry/pull_delete_images_registry.yaml
@@ -38,8 +38,8 @@ questions:
   - uuid: f4df88a0-c1f7-4c9d-bd0e-e2ad3ad66aa7
     question: Can `docker rmi` delete an image that is currently being used by a running container?
     answers:
-      - { value: 'Only if using the `--force` flag', correct: false }
-      - { value: 'No, you must stop and remove the container first', correct: true }
+      - { value: 'Only if using the `--force` flag', correct: true }
+      - { value: 'No, you must stop and remove the container first', correct: false }
       - { value: 'Yes, but the container will crash', correct: false }
       - { value: 'Yes, the image will be removed anyway', correct: false }
     help: 'https://docs.docker.com/reference/cli/docker/image/rm/'
diff --git a/data/2_Image_creation_management_registry/push_an_image_to_a_registry.yaml b/data/2_Image_creation_management_registry/push_an_image_to_a_registry.yaml
index 8a1896d..52a584f 100644
--- a/data/2_Image_creation_management_registry/push_an_image_to_a_registry.yaml
+++ b/data/2_Image_creation_management_registry/push_an_image_to_a_registry.yaml
@@ -105,7 +105,7 @@ questions:
       - { value: 'Letters and slashes only', correct: false }
       - { value: 'Only lowercase letters', correct: false }
       - { value: 'a-z, 0-9, hyphen (-), underscore (_) and dot (.)', correct: true }
-    help: https://docs.docker.com/reference/cli/docker/image/tag/#extended-description
+    help: https://docs.docker.com/reference/cli/docker/image/push/#examples
 
   - uuid: 0f93a32d-eac8-4ed6-8856-b2f5bcfc8e9b
     question: What does `--disable-content-trust` do?
diff --git a/data/2_Image_creation_management_registry/sign_an_image_in_a_registry.yaml b/data/2_Image_creation_management_registry/sign_an_image_in_a_registry.yaml
index 45ba320..c1d1f4b 100644
--- a/data/2_Image_creation_management_registry/sign_an_image_in_a_registry.yaml
+++ b/data/2_Image_creation_management_registry/sign_an_image_in_a_registry.yaml
@@ -42,7 +42,7 @@ questions:
       - { value: 'Vault', correct: false }
       - { value: 'HashiSign', correct: false }
       - { value: 'Notary', correct: true }
-    help: https://github.com/notaryproject/notary#using-notary
+    help: https://docs.docker.com/engine/security/trust/#signing-images-with-docker-content-trust
 
   - uuid: 741a8e0a-d685-464a-a678-57d571c3d2cc
     question: Which keys are involved in the Docker Content Trust system?
diff --git a/data/2_Image_creation_management_registry/single_layer.yaml b/data/2_Image_creation_management_registry/single_layer.yaml
index d6af78e..e7926db 100644
--- a/data/2_Image_creation_management_registry/single_layer.yaml
+++ b/data/2_Image_creation_management_registry/single_layer.yaml
@@ -42,7 +42,7 @@ questions:
       - { value: 'To reduce the attack surface and final size', correct: true }
       - { value: 'To add more system dependencies', correct: false }
       - { value: 'To avoid the build cache', correct: false }
-    help: https://docs.docker.com/develop/develop-images/multistage-build/
+    help: https://docs.docker.com/build/building/best-practices/#choose-the-right-base-image
 
   - uuid: 36f3ac3b-fde1-45e0-9e07-6a34b81db8d4
     question: Is the `--squash` flag enabled by default in `docker build`?
diff --git a/data/3_installation_and_configuration/describe_namespaces_cgroups_certificates.yaml b/data/3_installation_and_configuration/describe_namespaces_cgroups_certificates.yaml
index 8dffa18..2ef1b86 100644
--- a/data/3_installation_and_configuration/describe_namespaces_cgroups_certificates.yaml
+++ b/data/3_installation_and_configuration/describe_namespaces_cgroups_certificates.yaml
@@ -15,7 +15,7 @@ questions:
       - { value: 'mnt', correct: false }
       - { value: 'net', correct: true }
       - { value: 'uts', correct: false }
-    help: https://docs.docker.com/engine/security/userns-remap/
+    help: https://docs.docker.com/engine/security/userns-remap/#user-namespace-known-limitations
 
   - uuid: 00e37740-5f91-4fc7-9b01-063c1e26e426
     question: What does the 'pid' namespace isolate in Docker?

From 2b4e5045d188f702bc096080691a722ff0bdada6 Mon Sep 17 00:00:00 2001
From: Luc <luc.rousseaupro@gmail.com>
Date: Mon, 2 Mar 2026 11:41:23 +0100
Subject: [PATCH 6/6] fix help

---
 .../pull_delete_images_registry.yaml                            | 2 +-
 data/2_Image_creation_management_registry/single_layer.yaml     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/data/2_Image_creation_management_registry/pull_delete_images_registry.yaml b/data/2_Image_creation_management_registry/pull_delete_images_registry.yaml
index 2099dbd..f929726 100644
--- a/data/2_Image_creation_management_registry/pull_delete_images_registry.yaml
+++ b/data/2_Image_creation_management_registry/pull_delete_images_registry.yaml
@@ -50,7 +50,7 @@ questions:
       - { value: 'docker pull nginx --all', correct: false }
       - { value: 'docker image pull-all nginx', correct: false }
       - { value: 'docker pull --all-tags nginx', correct: true }
-      - { value: 'docker pull -a nginx', correct: false }
+      - { value: 'docker pull nginx:*', correct: false }
     help: 'https://docs.docker.com/reference/cli/docker/image/pull/#options'
 
   - uuid: 79c7dc5e-2878-4b61-9e32-9c7f7ff9694a
diff --git a/data/2_Image_creation_management_registry/single_layer.yaml b/data/2_Image_creation_management_registry/single_layer.yaml
index e7926db..73d7d03 100644
--- a/data/2_Image_creation_management_registry/single_layer.yaml
+++ b/data/2_Image_creation_management_registry/single_layer.yaml
@@ -15,7 +15,7 @@ questions:
       - { value: 'docker build --squash -t myimage .', correct: true }
       - { value: 'docker build --single-layer .', correct: false }
       - { value: 'docker prune --layers', correct: false }
-    help: https://docs.docker.com/engine/reference/commandline/build/#squash-an-image
+    help: https://docs.docker.com/reference/cli/docker/image/build/#squash
 
   - uuid: 8ed57f28-4734-4ed1-88b8-55e0e5c747b4
     question: What is a possible consequence of using --squash?