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Red Hat Certified System Administrator EX200 (RHEL 10) · Domain 7: Deploy, configure and maintain systems

Starting and stopping services and configuring them to start at boot (systemctl enable --now, disable, mask)

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Last reviewed September 25, 2026 · Leer en español

systemd is RHEL's init system and service manager. It starts services, called units, and tracks their state. Two questions are separate and the exam tests both: is the service running right now (active), and will it start at boot (enabled)? A service can be running but not enabled, which means it disappears after the reboot that graders perform.

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