redhat: Red Hat Certified System Administrator (RHCSA) Tests

redhat: Red Hat Certified System Administrator (RHCSA) Tests, practice Tests for Red Hat Certified System Administrator (RHCSA) to get Certication with high score.

Provide proof of your knowledge and skills

A Red Hat Certified System Administrator (RHCSA) is able to perform the following tasks:

Understand and use essential tools to manage files, directories, command line environments, and documentation

Create simple shell scripts

Operate running systems, including performing starts with different run levels, identifying processes, starting and stopping virtual machines, and monitoring services

Configure local storage using partitions and logical volumes

Create and configure file systems and their attributes, such as permissions, encryption, access control lists, and network file systems

Deploy, configure and keep systems running smoothly, including software installation, updating and basic services

Manage users and groups

Manage security, including basic firewall and SELinux configuration

Provide basic container management

this course will cover these topics

Understanding and using essential tools

• Access a shell command prompt and use commands with correct syntax

• Use I / O redirection (>, >>, |, 2>, etc.)
• Using grep and regular expressions to parse text
• Access remote systems using SSH
• Connect and change user in multiple user targets
• Archive, compress, unarchive and decompress files using tar, star, gzip and bzip2
• Create and edit text files
• Create, delete, copy and move files and directories
• Create hardware and software links
• List, set and modify standard ugo / rwx permissions
• Locate, read, and use system documentation, including resources, information, and files in / usr / share / doc
• Creating simple shell scripts
• Execute conditional code (use of: if, test, [], etc.)
• Use loops (for, etc.) to process a file, a command line entry
• Process script entries ($ 1, $ 2, etc.)
• Process the output of shell commands within a script
• Process shell command exit codes
• Running systems
• Start, restart and shut down a system normally
• Manually start systems on different targets
• Interrupt the boot process to access a system
• Identify and stop processes that place high demands on CPU and memory
• Adjust scheduling
• Manage personalized profiles
• Locate and interpret log files and system history
• Preserve system history
• Start, stop and check the status of network services
• Transfer files securely between multiple systems
• Configure the local storage system
• List, create and delete partitions on MBR and GPT disks
• Create and delete physical volumes
• Assign physical volumes to volume groups
• Create and delete logical volumes
• Configure systems to mount file systems on boot by universal unique identifier (UUID) or label
• Add new partitions and logical volumes and fail over them to a system without damaging them
• Creating and configuring file systems
• Create, mount, unmount, and use vfat, ext4, and xfs file systems
• Mount and Unmount Network File Systems Using NFS
• Extend existing logical volumes
• Create and configure set-GID directories for collaboration
• Configure disk compression
• Manage layered storage
• Diagnose and correct file permission issues
• Deployment, configuration and maintenance of systems
• Schedule tasks using at and cron
• Start and stop services, and configure services to start automatically on startup
• Configure systems to automatically start in a specific target
• Configure time service clients
• Install and update software packages from Red Hat Network, a remote repository, or the local file system
• Working with packet module flows
• Change the system boot loader
• Basic network management
• Configure IPv4 and IPv6 addresses
• Configure host name resolution
• Configure network services to launch automatically on startup
• Restrict network access using firewall-cmd / firewalld
• User and group management
• Create, delete, and modify local user accounts
• Change passwords and how often they are renewed for local user accounts
• Create, delete, and edit local groups and group members
• Configure super user access
• Security management
• Configure firewall settings using firewall-cmd / firewalld
• Creating and Using File Access Control Lists
• Configure key-based authentication for SSH
• Define permissive and enforced modes for SELinux
• List and identify SELinux files and process context
• Restore Default File Contexts
• Use Boolean Parameters to Modify System SELinux Parameters
• Diagnose and correct routine SELinux policy violations
• Container management
• Locate and retrieve container images from a remote registry
• Inspect container images
• Manage containers using commands such as podman and skopeo
• Perform basic container management tasks, such as running, starting, stopping, and enumerating running containers
• Run a service in a container
• Configure a container to start automatically as a systemd service
• Bind persistent storage to a container