[2026] New 306-300 exam dumps Use Updated Lpi Exam
Verified 306-300 Dumps Q&As - 306-300 Test Engine with Correct Answers
NEW QUESTION # 66
What is the purpose of CephFS volumes in a Ceph cluster?
- A. To store block-level data for virtual machines.
- B. To provide object storage for web applications.
- C. To synchronize metadata between MDS instances.
- D. To manage distributed file systems across multiple nodes.
Answer: D
NEW QUESTION # 67
When running a Linux Virtual Server (LVS) cluster, what is the purpose of a nanny process?
- A. The nanny process restarts the daemon of a failed service on a real server node.
- B. The nanny process powers off a nonfunctional backend server.
- C. The nanny process changes the IP routing table in the Linux kernel according to the LVS configuration.
- D. Each nanny process checks the state of one configured service on one real server, and tells LVS if the service on that real server is malfunctioning.
Answer: D
NEW QUESTION # 68
Which technology is commonly used in SAN environments for high-speed data transfer?
- A. InfiniBand
- B. Fibre Channel
- C. iSCSI
- D. Ethernet
Answer: B
NEW QUESTION # 69
When using the gatewaying/direct routing forwarding method of Linux Virtual Server (LVS), which of the following statements is true?
- A. On the backend servers, all packets appear to originate from the IP address of the LVS host.
- B. Every backend server must accept packets addressed to the IP address of the virtual service.
- C. The default route of all backend servers must point to the LVS host.
- D. When using gatewaying/direct routing, only the round robin algorithm is available.
- E. The link layer addresses of all backend servers must be included in the LVS configuration.
Answer: B
NEW QUESTION # 70
Which component of GlusterFS is responsible for managing the individual storage nodes in a cluster?
- A. Bricks
- B. Volumes
- C. Trusted storage pools
- D. Peers
Answer: D
NEW QUESTION # 71
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
Answer: A
NEW QUESTION # 72
What is the purpose of managing clustered LVM?
- A. To manage file systems on distributed storage
- B. To store and retrieve data from remote block storage devices
- C. To provide network connectivity for servers
- D. To manage logical volumes on clustered storage
Answer: D
NEW QUESTION # 73
How can the state of the backing storage disks of a DRBD device be checked? (Choose TWO correct answers.)
- A. drbdadm dstate all
- B. drbdadm state --disk all
- C. cat /proc/drdb
- D. cat /proc/drdb/status
- E. drbdadm diskstatus all
Answer: A,C
NEW QUESTION # 74
Which command is used to manage Ceph clusters?
- A. ceph-deploy
- B. ceph-admin
- C. ceph-manager
- D. ceph-control
Answer: A
NEW QUESTION # 75
What is the purpose of the Cluster Configuration System (CCS)?
- A. It fences a dropped node.
- B. It manages the network topology and settings for the cluster.
- C. It manages the cluster configuration information file.
- D. It manages ACLs for cluster service access.
Answer: C
NEW QUESTION # 76
Which configuration file is used to set up and define the behavior of keepalived in a Load Balanced Cluster?
- A. ldirectord configuration file
- B. keepalived configuration file
- C. HAProxy configuration file
- D. genhash configuration file
Answer: B
NEW QUESTION # 77
What is the purpose of the nvme-cli utility?
- A. To configure NVMe storage devices.
- B. To monitor system memory usage.
- C. To monitor network interfaces.
- D. To manage power supply events.
Answer: A
NEW QUESTION # 78
What is the purpose of initializing a Ceph cluster?
- A. To assign storage devices to OSDs.
- B. To generate cryptographic keys for secure communication.
- C. To create the initial CRUSH map.
- D. To configure high availability settings.
Answer: B
NEW QUESTION # 79
Which command is used to create a new physical volume in LVM?
- A. pvcreate
- B. vgcreate
- C. pvdisplay
- D. lvcreate
Answer: A
NEW QUESTION # 80
What is true for a virtual IP address in the context of keepalived? (Choose TWO correct answers.)
- A. keepalived uses VRRP to ensure the availability of the virtual IP address.
- B. Within the whole LVS cluster managed by keepalived, the virtual IP address never appears on any network interface.
- C. The virtual IP address is the address to which incoming connections are made in order to reach the load balancer.
- D. Every server running keepalived has exactly one virtual IP address and cannot have any additional virtual IP addresses.
- E. The distinct IP addresses of all backend servers are called virtual IP addresses.
Answer: A,C
NEW QUESTION # 81
Which of the following statements is true regarding the quorum in a two node Pacemaker cluster?
- A. Clusters with one or two nodes cannot have a quorum and require no quorum configuration.
- B. In a two node cluster the quorum is always held by the node that first started the cluster software.
- C. The default quorum policy in a two node cluster must be set to ignore in order to configure a working cluster.
- D. In a two node cluster, quorum can be determined and handled just as in a cluster with a higher number of nodes.
Answer: C
NEW QUESTION # 82
HAProxy is commonly used as a load balancer in Load Balanced Clusters.
What is the primary function of HAProxy?
- A. Connection scheduling algorithms
- B. Backend server networking
- C. Load balancing and proxying
- D. IP address failover
Answer: C
NEW QUESTION # 83
What are the key concepts of Ceph updates?
- A. Update order, tunables, and features
- B. Update intervals, reliability, and performance
- C. Update compatibility, licensing, and documentation
- D. Update security, monitoring, and automation
Answer: A
NEW QUESTION # 84
What is the task of the Cluster Logical Volume Manager, CLVM?
- A. It segments the cluster nodes into several logical groups that are always fenced together.
- B. It balances incoming TCP connections to a logical service to several backend nodes.
- C. It allows several nodes to share file system locks in order to access the same files simultaneously.
- D. It makes logical volumes on shared storage available to all cluster nodes.
Answer: D
NEW QUESTION # 85
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