Red Hat Certified System Administrator (EX200) Cert Prep: 1 Deploy, Configure, and Manage

Introduction

• Break into system administration with the Red Hat EX200 certification
• What you should know
• About Red Hat certifications
• State of Enterprise Linux

• Create a bootable CentOS 8 live USB drive on Windows
• Install Enterprise Linux on a physical machine
• Virtualization on Enterprise Linux
• Prepare the host for virtualization
• Install Linux interactively in a guest VM
• Use kickstart files to automate installs
• Install Linux unattended in a guest VM
• Configure VM virtual graphics cards and terminals
• Managing virtual machines
• Before you go further: VM checklist

• Understand the Linux boot process
• Boot into the emergency target
• Introduction to systemd services
• Get systemd service status
• Manage systemd services
• Make systemd services persistent
• Configure networking
• Configure a system to use network time protocol
• Manage one-time jobs with AT
• Manage reccuring user jobs with cron
• Manage reccuring system jobs with cron
• Limiting access to AT and cron

• Use input-output redirection (>, >>, |, 2>, and more)
• Use grep and regular expressions to analyze text
• Archive files using tar
• Compress files and archives
• Create files and directories
• Copy files and directories
• Move files and directories
• Remove files and directories
• Create hard and soft links
• Introduction to vim
• Editing text with vim
• Locate, read, and use system documentation
• Locate and interpret system log files
• Reading the system journal

• Install from a software repository
• Linux repository management systems
• Query with RPM
• RPM query formatting
• DNF overview
• Select DNF packages by name
• Get info on packages with DNF
• Get info on package groups
• Search for packages
• Install and remove packages
• Install and remove package groups
• Manage OS updates
• Update the kernel
• Manage kernel modules

• Next steps