Lpi 306-300 Real Exam Questions
The questions for 306-300 were last updated at Nov 20,2024.
- Exam Code: 306-300
- Exam Name: LPIC-3: High Availability and Storage Clusters - Exam 306, version 3.0
- Certification Provider: Lpi
- Latest update: Nov 20,2024
What is the purpose of configuring system shutdown at specific UPS events?
- A . To prevent data loss during power outages.
- B . To optimize system performance during high resource usage.
- C . To automatically restart the system after a hardware failure.
- D . To extend the lifespan of storage devices.
Which utility is commonly used to manage and control DRBD devices?
- A . drbdadm
- B . drbdmon
- C . drbdsetup
- D . drbdmeta
What is the purpose of the drbdmon utility?
- A . To manage DRBD networking connections
- B . To monitor the status of DRBD devices
- C . To configure automatic recovery and error handling
- D . To verify the integrity of a DRBD device
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 does the term "split brain" refer to in the context of high availability clusters?
- A . Nodes competing for resources after a failure
- B . Data inconsistency due to replication delays
- C . Failure of the entire cluster
- D . Network partition causing communication issues
In the command: pcs constraint order VHost1IPv4 ____ HTTPD which missing word is required in order to ensure that the service HTTPD is always started after the service VHost1IPv4?
Solution: then -or- THEN
Determine whether the given solution is correct?
- A . Correct
- B . Incorrect
What is the purpose of the lvextend command?
- A . To create a new logical volume in LVM.
- B . To extend the size of an existing logical volume.
- C . To display information about logical volumes.
- D . To remove a logical volume from LVM.
How can you create and manage Rados Block Devices (RBDs) in Ceph?
- A . By using the ceph-deploy command-line tool.
- B . By configuring OSDs with the desired storage devices.
- C . By interacting with the rados command-line tool.
- D . By adjusting the CRUSH map to include RBD pools.
In a cluster with shared-nothing architecture, how is data shared between nodes?
- A . Nodes share a common disk
- B . Data is replicated across all nodes
- C . Each node has its own copy of data
- D . Data is distributed across multiple disks
Which of the following Messaging Layers are supported by Pacemaker? (Choose TWO correct answers.)
- A . Heartbeat
- B . OpenAIS
- C . DRBD
- D . SCMP
- E . Slurm