306-300 Actual Questions Answers PDF 100% Cover Real Exam Questions [Q106-Q130]

306-300 Actual Questions Answers PDF 100% Cover Real Exam Questions

306-300 Exam questions and answers

Lpi 306-300: LPIC-3 Exam 306: High Availability and Storage Clusters certification exam is an essential step for IT professionals who work with highly available clusters and fault-tolerant storage in a Linux enterprise environment. 306-300 exam tests the advanced knowledge and skills needed to implement and manage essential data services such as network file systems and file services within clustered environments. Candidates with a certification in LPIC-3 Exam 306 have a competitive edge in the IT job market and are highly valued by companies that rely on mission-critical systems that require high availability and fault tolerance.

 

NEW QUESTION # 106
Which of the following statements are true regarding OCFS2? (Choose TWO correct answers.)

• A. In addition to filesystems, OCFS2 can handle other cluster services such as IP addresses and server daemons.
• B. When using OCFS2 with additional cluster software, OCFS2 must be integrated into the overall cluster manager to ensure consistent cluster behaviour.
• C. To avoid the need for shared storage, OCFS2 can replicate the content of its filesystems via the network.
• D. OCFS2 is an integral part of Pacemaker and relies on Pacemaker services for functionality.
• E. OCFS2 can be used without any additional software as it contains its own cluster manager, O2CB.

Answer: B,E

NEW QUESTION # 107
Which component of a Failover Cluster is responsible for managing cluster resources and making resource-related decisions?

• A. CRMd
• B. PEngine
• C. CIB
• D. LRMd

Answer: B

NEW QUESTION # 108
Which of the following Messaging Layers are supported by Pacemaker? (Choose TWO correct answers.)

• A. DRBD
• B. SCMP
• C. OpenAIS
• D. Heartbeat
• E. Slurm

Answer: C,D

NEW QUESTION # 109
What is LINSTOR in the context of DRBD?

• A. A distributed file system integrated with DRBD
• B. A configuration file used by DRBD
• C. A tool for managing and configuring storage resources in a cluster
• D. A utility for managing DRBD devices

Answer: C

NEW QUESTION # 110
How can you configure VLANs on network interfaces?

• A. By running the ifenslave command with VLAN parameters.
• B. By using the nmcli command with appropriate options.
• C. By configuring VLANs in the switch configuration.
• D. By modifying the /etc/network/interfaces file.

Answer: D

NEW QUESTION # 111
Which command is used to create a new physical volume in LVM?

• A. pvdisplay
• B. lvcreate
• C. pvcreate
• D. vgcreate

Answer: C

NEW QUESTION # 112
Which of the following can be used as a low level device for DRBD? (Choose TWO correct answers.)

• A. A virtual tape library
• B. A tape streamer
• C. A rewritable CD
• D. A physical hard disk
• E. A LVM logical volume

Answer: D,E

NEW QUESTION # 113
How can the state of the backing storage disks of a DRBD device be checked? (Choose TWO correct answers.)

• A. drbdadm diskstatus all
• B. cat /proc/drdb
• C. cat /proc/drdb/status
• D. drbdadm state --disk all
• E. drbdadm dstate all

Answer: B,E

NEW QUESTION # 114
What is the purpose of integrating DRBD with Pacemaker?

• A. To configure networking connections and meshes for DRBD
• B. To provide high availability and automatic failover capabilities
• C. To manage replication modes in DRBD
• D. To monitor the health and status of DRBD devices

Answer: B

NEW QUESTION # 115
In GlusterFS, what is the purpose of recovering from a physical media failure?

• A. To rebuild the storage cluster configuration.
• B. To repair corrupted data on the failed media.
• C. To restore data from backups.
• D. To replace the failed physical media.

Answer: D

NEW QUESTION # 116
How can you configure traffic shaping and control in Linux?

• A. By modifying the /etc/network/interfaces file.
• B. By configuring traffic shaping parameters in the switch.
• C. By using the nmcli command with appropriate options.
• D. By using the ip command with appropriate options.

Answer: D

NEW QUESTION # 117
Which of the following configuration settings specify that keepalived is to use the round robin algorithm?

• A. lb_algorithm=rr
• B. lb_mode rr
• C. algorithm=round robin
• D. loadbalancer_mode=rr
• E. lb_algo rr

Answer: E

NEW QUESTION # 118
Which command is used to manage and configure GlusterFS clusters?

• A. glusterfs-admin
• B. glusterfs-control
• C. glusterfs-manager
• D. glusterfs-config

Answer: A

NEW QUESTION # 119
Which of the following commands can be used to change properties such as the number of node slots or the label of an existing OCFS2 filesystem?

• A. tunefs.ocfs2
• B. ocfs2tool
• C. crm_edit
• D. ocfs2.setprops
• E. o2cbtool

Answer: A

NEW QUESTION # 120
What are the different replication modes available in DRBD?

• A. Active and Passive
• B. Protocol A, B, and C
• C. One-way and Two-way
• D. Synchronous and Asynchronous

Answer: B

NEW QUESTION # 121
Which of the following statements are true regarding a load balancer? (Choose TWO correct answers.)

• A. Load balancers may be able to analyze traffic.
• B. All response packages sent from a backend server to a client must pass through the load balancer.
• C. All incoming connections to the cluster services are received by the load balancer.
• D. The load balancer is usually deployed on one of the backend servers.
• E. Failover clusters are not operational without at least one dedicated load balancer.

Answer: A,C

NEW QUESTION # 122
Which utility is used to generate and manage hash tables for load balancing in a Load Balanced Cluster?

• A. Syncd
• B. genhash
• C. HAProxy
• D. ldirectord

Answer: B

NEW QUESTION # 123
Which storage backends are available in Ceph?

• A. OSD and MDS
• B. FileStore and BlueStore
• C. BlockStore and ObjectStore
• D. Rados and CephFS

Answer: B

NEW QUESTION # 124
Which one of the following options represents a valid declaration of a backend server with HAProxy?

• A. host server_x 10.1.0.1:80 cookie server_x
• B. server server_x 10.1.0.1:80 check
• C. backend server_x 10.1.0.1:80
• D. pool server_x 10.1.0.1:80

Answer: B

NEW QUESTION # 125
Which of the following is not a Pacemaker component?

• A. crmd
• B. ccmd
• C. cibadmin
• D. pengine

Answer: B

NEW QUESTION # 126
Which utility is used to manage Distributed Lock Manager (DLM) and LVM with Pacemaker?

• A. multipath
• B. tgtadm
• C. iscsiadm
• D. pacemaker

Answer: D

NEW QUESTION # 127
Which command is used to create a GFS2 file system?

• A. mkfs.gfs2
• B. fsck.gfs2
• C. gfs2_grow
• D. mount.gfs2

Answer: A

NEW QUESTION # 128
What is the purpose of the rados command-line tool in Ceph?

• A. To configure and manage CephFS volumes.
• B. To manage OSDs and their storage devices.
• C. To interact with Rados Block Devices (RBDs).
• D. To adjust the CRUSH map for data distribution.

Answer: C

NEW QUESTION # 129
How can you add a new device to an existing RAID array?

• A. Using the mdadm command with the --add option.
• B. Using the lvm command to extend the array.
• C. By modifying the /proc/mdstat file manually.
• D. By running the fsck utility on the array.

Answer: A

NEW QUESTION # 130
......

PrepAwayTest 306-300 Exam Practice Test Questions: https://www.prepawaytest.com/Lpi/306-300-practice-exam-dumps.html

Pass 306-300 Exam Info and Free Practice Test: https://drive.google.com/open?id=1L_74dH7kLSsXoSQkNpGAWB8G49FKTDh4