306-300 無料問題集「Lpi LPIC-3 Exam 306: High Availability and Storage Clusters」

（A）Enabling redundant networking connections for high availability.

（B）Combining multiple network interfaces into a single logical interface.

（C）Establishing a secure connection between two networks.

（D）Configuring VLANs on network interfaces for traffic separation.

（A）Fencing is the disconnection of a failed cluster node from any other cluster resources.

（B）Fencing is the automated stop and restart of cluster services that suffer from software errors.

（C）Fencing is the assignment of services to different cluster nodes to avoid interference of the services.

（D）Fencing is the forwarding of incoming network connections to backend servers.

（E）Fencing is the accounting and limitation of disk usage on shared storage.

（A）A file-based replication system

（B）A network storage protocol

（C）A block-level replication system

（D）A distributed file system

（A）To distribute data across OSDs based on predefined rules.

（B）To monitor the health and availability of OSDs.

（C）To manage access control for CephFS volumes.

（D）To encrypt data at rest in Ceph storage pools.

（A）Correct

（B）Incorrect

（A）Preventing split brain scenarios

（B）Configuring resource templates

（C）Controlling resource location

（D）Managing node health

（A）To create the initial CRUSH map.

（B）To configure high availability settings.

（C）To generate cryptographic keys for secure communication.

（D）To assign storage devices to OSDs.

（A）To synchronize data replication across multiple nodes.

（B）To handle concurrent access to shared files in a cluster.

（C）To provide high availability and fault tolerance.

（D）To manage file permissions and access control.

（A）nvme-cli

（B）monit

（C）apctest

（D）smartctl

（A）iscsiadm

（B）tgtadm

（C）multipath

（D）pacemaker