Certificazione CompTIA Linux+
PANORAMICA
Esame XK0-004 CompTIA Linux+
La certificazione CompTIA Linux+ attesta competenze di amministrazione Linux base e avanzate. I concetti testati certificano il ruolo di sistemista e amministratore Linux in aziende di medio/grandi dimensioni. Linux è una piattaforma che permette alle aziende di fornire servizi IT sicuri, performanti e a basso costo. CompTIA Linux + è una certificazione che misura le competenze pratiche necessarie di un professionista IT nella configurazione, nel monitoraggio e nel supporto dei server che eseguono il sistema operativo Linux. Superato l’esame il candidato avrà dimostrato le competenze necessarie per configurare, gestire e risolvere i problemi in ambiente Linux utilizzando best practice di sicurezza, scripting e automazione.
Per conseguire la Certificazione CompTIA Linux+ è necessario sostenere con successo il seguente esame:
Esame XK0-004 CompTIA Linux+;
Corso di Preparazione:
Corso Amministratore Linux
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SVOLGIMENTO E DURATA
Esame XK0-004 CompTIA Linux+ durata 90 minuti 90 quesiti;
Negli esami sono presenti quesiti formulati in lingua inglese in forme differenti: Risposta Multipla; completamento di testo, collegamenti concettuali Drag and Drop; vere e proprie simulazioni laboratoriali.
PREREQUISITI
Frequentare il Corso Amministratore Linux.
ARGOMENTI D’ESAME
Esame XK0-004 CompTIA Linux+;
- Explain Linux boot process concepts.
- Boot loaders
- Boot options
- File locations
- Boot modules and files
- Kernel panic
- Given scenario, install, configure, and monitor kernel modules.
- Commands
- Locations
- Given a scenario, configure and verify network connection parameters.
- Diagnostic tools
- Configuration files
- Bonding
- Given a scenario, manage storage in a Linux environment.
- Basic partitions
- File systemn hierarchy
- Device mapper
- Tools
- Location
- File system types
- Compare and contrast cloud and virtualization concepts and technologies.
- Templates
- Bootstrapping
- Storage
- Network considerations
- Types of hypervisors
- Tools
- Given a scenario, configure localization options.
- File locations
- Commands
- Environment variables
- Character sets
- Given a scenario, conduct software installations, configurations, updates, and removals.
- Package types
- Installation tools
- Build tools
- Repositories
- Acquisition commands
- Given a scenario, manage users and groups.
- Creation
- Modification
- Deletion
- Queries
- Quotas
- Profiles
- Important files and file contents
- Given a scenario, create, modify, and redirect files.
- Text editors
- File readers
- Output redirection
- Text processing
- File and directory operations
- Given a scenario, manage services.
- System management
- SysVinit
- Summarize and explain server roles.
- NTP
- SSH
- Web
- Certificate authority
- Name server
- DHCP
- File servers
- Authentication server
- Proxy
- Logging
- Containers
- VPN
- Monitoring
- Database
- Print server
- Mail server
- Load balancer
- Clustering
- Given a scenario, automate and schedule jobs.
- cron
- at
- crontab
- fg
- bg
- &
- kill
- Ctrl+c
- Ctrl+z
- nohup
- Explain the use and operation of Linux devices.
- Types of devices
- Monitoring and configuration tools
- File locations
- Hot pluggable devices
- Compare and contrast Linux graphical user interfaces.
- Servers
- GUI
- Remote desktop
- Console redirection
- Accessibility
- Given a scenario, apply or acquire the appropriate user and/or group permissions and ownership.
- File and directory permissions
- Context-based permissions
- Privilege escalation
- User types
- Given a scenario, configure and implement appropriate access and authentication methods.
- PAM
- SSH
- TTYs
- PTYs
- PKI
- VPN as a client
- Summarize security best practices in a Linux environment.
- Boot security
- Additional authentication methods
- Importance of disabling root login via SSH
- Password-less login
- Chroot jail services
- No shared IDs
- Importance of denying hosts
- Separation of OS data from application data
- Change default ports
- Importance of disabling or uninstalling unused and unsecure services
- importance of enabling SSL/TLS
- Importance of enabling auditd
- CVE monitoring
- Discouraging use of USB devices
- Disk encryption
- Restrict cron access
- Disable Ctrl+Alt+Del
- Add banner
- MOTD
- Given a scenario, implement and configure Linux firewalls.
- Access control lists
- Technologies
- IP forwarding
- Dynamic rule sets
- Common application firewall configurations
- Given a scenario, backup, restore, and compress files.
- Archive and restore utilities
- Compression
- Backup types
- Off-site/off-system storage
- Integrity checks
- Given a scenario, analyze system properties and remediate accordingly.
- Network monitoring and configuration
- Storage monitoring and configuration
- CPU monitoring and configuration
- Memory monitoring and configuration
- Lost root password
- Given a scenario, analyze system processes in order to optimize performance.
- Process management
- Given a scenario, analyze and troubleshoot application and hardware issues.
- Permissions
- Access
- Authentication
- File creation
- Insufficient privileges for authorization
- Environment and shell issues
- Given a scenario, analyze and troubleshoot application and hardware issues.
- SELinux context violations
- Storage
- Firewall
- Permission
- Dependencies
- Troubleshoot additional hardware issues
- Given a scenario, deploy and execute basic BASH scripts.
- Shell environments and shell variables
- #!/bin/bash
- Sourcing scripts
- Directory and file permissions
- Extensions
- Commenting
- File globbing
- Shell expansions
- Redirection and piping
- Exit codes
- Metacharacters
- Positional parameters
- Looping constructs
- Conditional statements
- Escaping characters
- Given a scenario, carry out version control using Git.
- Arguments
- Files
- Summarize orchestration processes and concepts.
- Agent
- Agentless
- Procedures
- Attributes
- Infrastructure automation
- Infrastructure as code
- Inventory
- Automated configuration management
- Build automation
CORSI DI PREPARAZIONE
CONTATTACI
