Professional Training

This course will validate the student's skills with hands-on experience in configuration, monitoring, and supporting servers running the Linux operating system in both on-premises and cloud environments. It also involves cutting-edge technologies that will help in automating business processes.

Curriculum

Domain 1—SYSTEM MANAGEMENT (32%)

• Filesystem Hierarchy Standard (FHS)
• Basic boot process
• Kernel panic
• Device types in /dev
• Basic package compilation from sources
• Storage concept
• Listing hardware information
• File editing
• File compression, archiving, and backup.
• File metadata
• Software and hardware link
• Copying files between systems
• Files and directory operations
• Disk partitioning
• Mounting local and remote devices
• Filesystem management
• Monitoring storage space and disk usage
• Creating and modifying volumes using Logical volume manager (LVM)
• Inspecting RAID implementation
• Storage area network (SAN)/network-attached storage (NAS)
• Storage Hardware
• System services
• Scheduling services
• Processing management
• Interface management
• Name resolution
• Network monitoring
• Remote networking tools
• Package management
• Sandboxed applications
• System updates
• Updating configuration files
• Configure kernel options.
• Configure common system services.
• Localization

Domain 2—SECURITY (21%)

• Managing Public Key Infrastructure (PKI) certificates
• Certificate use cases
• Authentication
• Linux hardening
• Account creation and deletion
• Account management
• Firewall use cases
• Common firewall technologies
• Key firewall features
• SSH
• Executing commands as another user
• File permissions
• Security-enhanced Linux (SELinux)
• AppArmor
• Command-Line Utilities

Domain 3—SCRIPTING CONTAINER AND AUTOMATION (19%)

• Shell script elements
• Common script utilities
• Environment variables
• Relative and absolute paths
• Container management
• Container image operations
• Version control using Git
• File formats
• Utilities
• Continuous integration/continuous development (CI/CD)
• Advanced Git topics
• Kubernetes benefits and application use cases
• Single-node, multi-container use cases
• Container persistent storage
• Container network
• Service mesh
• Bootstrapping
• Container registries

Domain 4—TROUBLESHOOTING (28%)

• High latency
• Low throughput
• Input/output operations per second (IOPS) scenarios
• Capacity issues
• Filesystem issues
• I/O scheduler
• Device issues
• Mount option problems
• Network configuration issues
• Firewall issues
• Interface errors
• Bandwidth limitations
• Name resolution issues
• Testing remote systems
• CPU process priorities
• Memory exhaustion
• Out of memory (OOM)
• Swapping
• Hardware
• Runaway processes
• Zombie processes
• High CPU utilization
• High load average
• High run queues
• CPU Times
• User login issues
• User file access issues
• Password issues
• Privilege elevation
• Quata issues
• Unit files
• Common problems

Who should learn Linux +?

• Network Administrator
• Linux Administrator
• Junior DevOps Support Engineer
• System Administrator
• Datacenter Engineer
• Junior Cloud Engineer

What will I be able to do at the end of the training?

• Ability to install and maintain physical hardware and storage.
• Manage and maintain servers, OS configuration, access control, and virtualization.
• Apply physical and network data security techniques.
• Understand disaster recovery and implement backup techniques.
• Diagnose and resolve system hardware, software, connectivity, storage, and security issues.

What are the prerequisites for Linux+?

• CompTIA A+
• Network +