rhcsa-study-guide

1-Understand-and-use-essential-tools

1d-Access-remote-systems-using-SSH

1d-Access-remote-systems-using-SSH-c3524

1f-archive-compress-unpack-and-uncompress-files-using-tar-star-gzip-and-bzip2

1g-create-and-edit-text-files

1-Understand-and-use-essential-tools

1a-Access-a-shell-prompt-and-issue-commands-with-correct-syntax

1b-Use-input-output-redirection

1c-Use-grep-and-regular-expressions-to-analyze-text

1d-Access-remote-systems-using-SSH

1e-Log-in-and-switch-users-in-multiuser-targets

1f-Archive-compress-unpack-and-uncompress-files-using-tar-star-gzip-and-bzip2

1g-Create-and-edit-text-files

1h-Create-delete-copy-and-move-files-and-directories

1i-Create-hard-and-soft-links

1j-List-set-and-change-standard-ugo_rwx-permissions

1k-Locate-read-and-use-system-documentation-including-man-info-and-files-in-_usr_share_doc

10-manage-containers

10a-find-and-retrieve-container-images-from-a-remote-registry

10a-find-and-retrieve-container-images-from-a-remote-registry-3f088

10a-find-and-retrieve-container-images-from-a-remote-registry-9f986

10a-find-and-retrieve-container-images-from-a-remote-registry-d8ca7

10b-inspect-container-images

10b-inspect-container-images-18965

10b-inspect-container-images-c29b2

10b-inspect-container-images-ff33e

10-manage-containers

10a-find-and-retrieve-container-images-from-a-remote-registry

10b-inspect-container-images

10c-perform-container-management-using-commands-such-as-podman-and-skopeo

10cx-RHEL9-build-a-container-from-a-containerfile

10d-perform-basic-container-management-such-as-running-starting-stopping-and-listing-running-containers

10e-run-a-service-inside-a-container

10f-configure-a-container-to-start-automatically-as-a-systemd-service

10g-attach-persistent-storage-to-a-container

2-Create-simple-shell-scripts

2-Create-simple-shell-scripts

2a-Conditionally-execute-code-(use-of_-if-test-[]-etc.)

2b-Use-Looping-constructs-(for-etc.)-to-process-file-command-line-input

2c-Process-script-inputs-($1-$2-etc.)

2d-Processing-output-of-shell-commands-within-a-script

2e-RHEL8-Processing-shell-command-exit-codes

3-Operate-running-systems

3a-boot-reboot-and-shut-down-a-system-normally

3b-boot-systems-into-different-targets-manually

3c-Interrupt-the-boot-process-in-order-to-gain-access-to-a-system

3c-Interrupt-the-boot-process-in-order-to-gain-access-to-a-system-28a10

3c-Interrupt-the-boot-process-in-order-to-gain-access-to-a-system-d1eca

3e-adjust-process-scheduling

3e-adjust-process-scheduling-5bd71

3g-locate-and-interpret-system-log-files-and-journals

3h-preserve-system-journals

3i-start-stop-and-check-the-status-of-network-services

3-Operate-running-systems

3a-Boot-reboot-and-shut-down-a-system-normally

3b-Boot-systems-into-different-targets-manually

3c-Interrupt-the-boot-process-in-order-to-gain-access-to-a-system

3d-Identify-CPU_memory-intensive-processes-adjust-process-priority-with-renice-and-kill-processes

3e-adjust-process-scheduling

3f-manage-tuning-profiles

3g-locate-and-interpret-system-log-files-and-journals

3h-preserve-system-journals

3i-start-stop-and-check-the-status-of-network-services

3j-securely-transfer-files-between-systems

4-Configure-local-storage

4b-create-and-remove-physical-volumes

4-Configure-local-storage

4a-list-create-delete-partitions-on-mbr-and-gpt-disks

4b-create-and-remove-physical-volumes

4c-assign-physical-volumes-to-volume-groups

4d-create-and-delete-logical-volumes

4e-configure-systems-to-mount-file-systems-at-boot-by-universally-unique-id-uuid-or-label

4f-add-new-partitions-and-logical-volumes-and-swap-to-a-system-non-destructively

5-Create-and-configure-file-systems

5e-configure-disk-compression

5f-manage-layered-storage

5-Create-and-configure-file-systems

5a-create-mount-unmount-and-use-vfat-ext4-and-xfs-file-systems

5b-mount-and-unmount-network-file-systems-using-nfs

5c-RHEL9-configure-autofs

5d-extend-existing-logical-volumes

5e-create-and-configure-set-gid-directories-for-collaboration

5e-RHEL8-configure-disk-compression

5f-RHEL8-manage-layered-storage

5g-diagnose-and-correct-file-permission-problems

6-deploy-configure-and-maintain-systems

6d-configure-time-service-clients

6d-configure-time-service-clients-3f5d6

6f-work-with-package-module-streams

6f-work-with-package-module-streams-29a56

6f-work-with-package-module-streams-f6795

6-deploy-configure-and-maintain-systems

6a-schedule-tasks-using-at-and-cron

6b-start-and-stop-services-and-configure-services-to-start-automatically-at-boot

6c-configure-systems-to-boot-into-a-specific-target-automatically

6d-configure-time-service-clients

6e-install-and-update-software-packages-from-red-hat-network-a-remote-repository-or-from-the-local-file-system

6f-RHEL8-work-with-package-module-streams

6g-modify-the-system-bootloader

7-manage-basic-networking

7a-configure-ipv4-and-ipv6-addresses

7a-configure-ipv4-and-ipv6-addresses-0546b

7a-configure-ipv4-and-ipv6-addresses-424ae

7-manage-basic-networking

7a-configure-ipv4-and-ipv6-addresses

7b-configure-hostname-resolution

7c-configure-network-services-to-start-automatically-at-boot

7d-restrict-network-access-using-firewall-cmd-firewall

8-Manage-users-and-groups

8-Manage-users-and-groups

8a-Create-delete-and-modify-local-user-accounts

8b-Change-passwords-and-adjust-password-aging-for-local-user-accounts

8c-Create-delete-and-modify-local-groups-and-group-memberships

8d-Configure-superuser-access

9-Manage-security

9a-configure-firewall-settings-using-firewall-config-firewall-cmd-or-iptables

9a-configure-firewall-settings-using-firewall-config-firewall-cmd-or-iptables-97b60

9c-RHEL9-manage-default-file-permissions

default_umask_table

users_groups-umask_example

9-manage-security

9a-configure-firewall-settings-using-firewall-config-firewall-cmd-or-iptables

9b-RHEL8-create-and-use-file-access-control-lists

9b-RHEL9-manage-default-file-permissions

9c-configure-key-based-authentication-for-ssh

9d-set-enforcing-and-permissive-modes-for-selinux

9e-list-and-identify-selinux-file-and-process-context

9ex-rhel9-manage-selinux-ports

9f-restore-default-file-contexts

9g-use-boolean-settings-to-modify-system-selinux-settings

9h-diagnose-and-address-routine-selinux-policy-violations

Additional-Resources

2.d Processing output of shell commands within a script
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Table Of Contents

2.d Processing output of shell commands within a script