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Red Hat Certified System Administrator (EX200) Cert Prep: 2 File Access, Storage, and Security

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Overview

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This course prepares you for the second half of the RHCSA exam. Learn how to manage users and groups, access Linux remotely, and configure local storage.

Syllabus

Introduction
  • Prepare for the RHCSA EX200 Exam
  • About Red Hat Certifications
  • What was covered in Part One
1. Users and Accounts
  • Create and delete local user accounts
  • Modify local user accounts
  • Change passwords and adjust password aging for local user accounts
  • Manage aging for local user accounts
  • Create, delete, and modify local groups and group memberships
  • Log in and switch users in multiuser targets
  • Elevating privileges using sudo
  • Challenge: Users and accounts
  • Solution: Users and accounts
2. Files Access Control
  • File and directory modes
  • Change file and directory ownership
  • Set permissions using numeric mode
  • Set permissions using symbolic mode
  • Initial permissions using umask
  • Special file bits: SUID and SGID
  • Special directory bits: SGID and Sticky
  • Read access control lists
  • Set access control lists (ACLs)
  • Configure inheritance with default access control lists
  • Delete access control lists
  • Challenge: File access control
  • Solution: File access control
3. Manage Security
  • Set enforcing and permissive modes for SELinux
  • List and identify SELinux file and process context
  • Restore SELinux default file contexts
  • Use Booleans to modify SELinux behavior
  • Diagnose routine SELinux policy violations
  • Maintain security context when managing files
  • Manage firewalls with firewalld
  • Challenge: Manage security
  • Solution: Manage security
4. Accessing Linux Remotely
  • Configure Secure Shell
  • Configure key-based authentication for SSH
  • Securely transfer files between systems
  • Access Linux from Windows using PuTTY
  • Access Linux from macOS or Linux using SSH
  • Access Linux from iOS using SSH
  • Access Linux from Android using SSH
5. Configure Local Storage
  • List, create, and delete partitions on MBR and GPT disks
  • Manage LVM volumes and volume groups
  • Mount file systems at boot
  • Mount file systems at boot by ID or label
  • Extend existing logical volumes
  • Mount and unmount CIFS and NFS network file systems
  • Challenge: Local storage
  • Solution: Local storage
6. Containers
  • About containers on Enterprise Linux
  • Retrieve container images from a remote registry
  • Inspect container images
  • Managing containers
  • Working with container images
  • Build a container from a container file
  • Configure a container to start automatically as a systemd service
  • Attach persistent storage to a container
Conclusion
  • Next steps

Taught by

Grant McWilliams

Reviews

4.7 rating at LinkedIn Learning based on 138 ratings

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