Exam Name: Enterprise Linux System Administration
Certification Provider: Oracle
Corresponding Certification: Other Oracle Certification
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Instant Download Oracle : 1Z0-403 Questions & Answers as PDF & Test Engine
Updated: Jul 21, 2026
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Oracle 1Z0-403 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Oracle Linux Basics & Installation | 15% | - Boot process, GRUB configuration, and runlevels/targets - Introduction to Oracle Linux distribution and Unbreakable Enterprise Kernel - Install Oracle Linux 6/7 and perform post-installation configuration |
| Package & Kernel Management | 15% | - Manage software with YUM/DNF and RPM packages - Kernel modules, parameters, and bootloader settings - Update and patch systems using Ksplice |
| Storage & File Systems | 20% | - Disk partitioning, LVM, swap, and RAID - Mounting, quotas, ACLs, and file system checks - Network file sharing: NFS and Samba - Create and manage ext4, XFS, Btrfs file systems |
| Security, Monitoring & Troubleshooting | 20% | - Troubleshoot boot, network, and service issues - System monitoring, resource usage, and process control - SELinux configuration and management - Backup, restore, and basic system recovery |
| User, Group & Access Control | 15% | - sudo, PAM, and password policies - Manage local users, groups, and authentication - Permissions, ownership, and special file attributes |
| Networking & Services | 15% | - Manage services: SSH, NTP, rsyslog, firewalld/iptables - Configure IP, routing, DNS, and network interfaces - System logging and journald administration |
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