최신 306-300 무료덤프 - Lpi LPIC-3 Exam 306: High Availability and Storage Clusters

A. fsck.gfs2

B. mount.gfs2

C. mkfs.gfs2

D. gfs2_grow

A. cLVM

B. DRBD

C. OCFS2

D. Pacemaker

E. LVS

A. Load balancers are used for performance and scalability reasons only and cannot be used to archive high availability clusters.

B. Two load balancers should be deployed as a failover cluster.

C. No actions are necessary as a load balancer cannot become a single point of failure.

D. Two or more load balancers should be deployed as a cascade that passes packets from one to the other.

E. Load balancers cannot be protected against outages which is why they should always be built on dedicated hardware.

A. The virtual IP address is the address to which incoming connections are made in order to reach the load balancer.

B. keepalived uses VRRP to ensure the availability of the virtual IP address.

C. Every server running keepalived has exactly one virtual IP address and cannot have any additional virtual IP addresses.

D. Within the whole LVS cluster managed by keepalived, the virtual IP address never appears on any network interface.

E. The distinct IP addresses of all backend servers are called virtual IP addresses.

A. kpartx

B. tgtadm

C. pvmove

D. multipath

A. /etc/systemd/network/.network

B. /etc/systemd/network/.netdev

C. /etc/sysconfig/networking-scripts/ifcfg-*

D. /etc/network/interfaces

A. The GFS Cluster Journal Daemon, GCJD, handles the journaling in a GFS2 cluster.

B. Journals were heavily used in GFS and are deprecated and optional in GFS2.

C. Once a GFS2 filesystem is created, the number of journals cannot be changed.

D. Each GFS2 filesystem has exactly one journal.

E. Every node that simultaneously mounts the filesystem requires its own GFS2 journal.

A. drbdsetup

B. drbdmon

C. drbdadm

D. drbdmeta

A. crm

B. pcs

C. crm_verify

D. crm_mon

A. To configure multipathing for high availability in SAN environments

B. To manage LVM volumes on clustered storage

C. To configure iSCSI targets and initiators

D. To manage distributed lock management in a cluster