Prepare with Oracle 1Z0-403 exam practice material, pass for sure
Updated: Jul 30, 2026
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Oracle 1Z0-403 Exam Overview:
| Certification Vendor: | Oracle |
| Exam Name: | Enterprise Linux System Administration |
| Exam Number: | 1Z0-403 (also referenced as 1Z1-403) |
| Certificate Validity Period: | Does not expire |
| Exam Format: | Multiple Choice, Multiple Select |
| Related Certifications: | Oracle Linux 6/7 Certified Implementation Specialist |
| Available Languages: | English |
| Exam Price: | $245 USD |
| Passing Score: | 61% |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 113-115 |
| Recommended Training: | Oracle Linux System Administration I |
| Exam Registration: | Oracle Certification Portal Pearson VUE Oracle Registration |
| Sample Questions: | Oracle 1Z0-403 Sample Questions |
| Exam Way: | Online proctored or onsite testing center via Pearson VUE |
| Pre Condition: | No formal prerequisites; basic Linux administration experience recommended |
| Official Syllabus URL: | https://education.oracle.com/oracle-linux-system-administration/pexam_1Z0-403 |
Oracle 1Z0-403 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Package & Kernel Management | 15% | - Manage software with YUM/DNF and RPM packages - Kernel modules, parameters, and bootloader settings - Update and patch systems using Ksplice |
| Topic 2: Security, Monitoring & Troubleshooting | 20% | - Backup, restore, and basic system recovery - SELinux configuration and management - Troubleshoot boot, network, and service issues - System monitoring, resource usage, and process control |
| Topic 3: Storage & File Systems | 20% | - Disk partitioning, LVM, swap, and RAID - Create and manage ext4, XFS, Btrfs file systems - Mounting, quotas, ACLs, and file system checks - Network file sharing: NFS and Samba |
| Topic 4: User, Group & Access Control | 15% | - sudo, PAM, and password policies - Manage local users, groups, and authentication - Permissions, ownership, and special file attributes |
| Topic 5: Oracle Linux Basics & Installation | 15% | - Boot process, GRUB configuration, and runlevels/targets - Install Oracle Linux 6/7 and perform post-installation configuration - Introduction to Oracle Linux distribution and Unbreakable Enterprise Kernel |
| Topic 6: Networking & Services | 15% | - Configure IP, routing, DNS, and network interfaces - System logging and journald administration - Manage services: SSH, NTP, rsyslog, firewalld/iptables |
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