Lpi 306-300 Practice Exams
Last updated on Oct 21,2026- Exam Code: 306-300
- Exam Name: LPIC-3: High Availability and Storage Clusters - Exam 306, version 3.0
- Certification Provider: Lpi
- Latest update: Oct 21,2026
What is the purpose of DRBD quorum and split brain handlers?
- A . To detect and resolve split brain situations
- B . To manage the replication mode used by DRBD
- C . To configure automatic recovery and error handling
- D . To monitor the health and status of DRBD devices
How can you configure VLANs on network interfaces?
- A . By modifying the /etc/network/interfaces file.
- B . By using the nmcli command with appropriate options.
- C . By configuring VLANs in the switch configuration.
- D . By running the ifenslave command with VLAN parameters.
What is the name and path of the configuration file for the O2CB cluster that coordinates the nodes using OCFS2 filesystems?
- A . /etc/ocfs2/cluster.conf
- B . /etc/ocfs/cluster.conf
- C . /etc/ocfs2.conf
- D . /etc/cluster.conf
When using HAProxy to load balance requests over a set of web servers, what directive is needed in the HAProxy configuration in order to be able to log, on the backend web servers, the IP address of the client making a request?
- A . option reverseproxy
- B . option forwardfor
- C . option clientlog
- D . option exposeclient
Which Pacemaker feature allows multiple resources to be grouped and managed together?
- A . Templates
- B . Groups
- C . Clone resources
- D . Multi-state resources
Which load balancing algorithm selects backend servers based on the source IP address of incoming requests?
- A . NAT (Network Address Translation)
- B . Direct Routing
- C . Tunneling
- D . Source IP Hash
Which load balancing algorithm considers the load and capacity of backend servers to distribute traffic efficiently?
- A . NAT (Network Address Translation)
- B . Direct Routing
- C . Tunneling
- D . Dynamic Round Robin
What is LVM (Logical Volume Manager)?
- A . A file system used in Linux for managing storage devices.
- B . A utility for partitioning hard drives into multiple logical volumes.
- C . A software layer that provides flexible management of disk space.
- D . A command-line tool for creating RAID arrays.
Which replication mode in DRBD provides three-way replication?
- A . Protocol A
- B . Protocol B
- C . Protocol C
- D . Synchronous replication
Which of the following situations can result in a split brain situation in a high availability cluster?
- A . The load balancer of a load balanced cluster fails.
- B . The communication between the cluster nodes is interrupted.
- C . Cluster services are moved between cluster nodes.
- D . More than one node is active in a load balanced cluster.
- E . A cluster node has successfully been fenced.