LPIC-3 Practice Test

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Quizzes Created: 7097 | Total Attempts: 80,150
| Questions: 15 | Updated: Jul 15, 2026
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1. Which clustering solution is primarily used for high availability in Linux environments and uses a virtual IP address managed by a quorum?

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About This Quiz
Lpic-3 Practice Test - Quiz

This quiz evaluates advanced Linux system administration skills required for LPIC-3 certification. It covers enterprise-level topics including virtualization, clustering, high availability, security hardening, and network services. Test your knowledge of production-grade Linux infrastructure management and advanced troubleshooting techniques.

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2. In LDAP directory services, what does the 'cn' attribute stand for?

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3. Which protocol is used by Postfix to authenticate users when relaying mail through an external server?

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4. What is the primary purpose of the Xen hypervisor in virtualization?

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5. In SELinux, which context type defines the role an object can play in the system?

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6. Which tool is used to manage logical volumes and volume groups in Linux?

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7. What does the 'heartbeat' mechanism in clustering monitor?

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8. In Kerberos authentication, what is a 'principal'?

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9. Which file system is commonly used for DRBD (Distributed Replicated Block Device) replication?

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10. What is the primary role of the 'quorum' in a Pacemaker cluster?

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11. In OpenStack, which component manages compute instances (virtual machines)?

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12. What is the main advantage of using AppArmor over traditional file permissions?

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13. Which command is used to view the current SELinux security context of a file?

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14. In a MySQL replication setup, what is the role of the binary log?

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15. Which protocol does SSSD (System Security Services Daemon) primarily use to communicate with LDAP servers?

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Which clustering solution is primarily used for high availability in...
In LDAP directory services, what does the 'cn' attribute stand for?
Which protocol is used by Postfix to authenticate users when relaying...
What is the primary purpose of the Xen hypervisor in virtualization?
In SELinux, which context type defines the role an object can play in...
Which tool is used to manage logical volumes and volume groups in...
What does the 'heartbeat' mechanism in clustering monitor?
In Kerberos authentication, what is a 'principal'?
Which file system is commonly used for DRBD (Distributed Replicated...
What is the primary role of the 'quorum' in a Pacemaker cluster?
In OpenStack, which component manages compute instances (virtual...
What is the main advantage of using AppArmor over traditional file...
Which command is used to view the current SELinux security context of...
In a MySQL replication setup, what is the role of the binary log?
Which protocol does SSSD (System Security Services Daemon) primarily...
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