306-300 exam

How can you configure traffic shaping and control in Linux?A . By modifying the /etc/network/interfaces file.B . By using the nmcli command with appropriate options.C . By configuring traffic shaping parameters in the switch.D . By using the ip command with appropriate options.View AnswerAnswer: D

How does the command to add a new resource to a Pacemaker cluster using crm begin?A . crm manage clusterB . crm configure primitiveC . crm service addD . crm configure resourceE . crm resource newView AnswerAnswer: B

Which utility is used to resize a GFS2 file system?A . mkfs.gfs2B . mount.gfs2C . fsck.gfs2D . gfs2_growView AnswerAnswer: D

Which of the following are tools or services that manage a Linux Virtual Server (LVS) setup? (Choose TWO correct answers.)A . keepalivedB . ldirectordC . lvproxyD . roundrobindE . vserverdView AnswerAnswer: AB

Which of the following statements is true about clustered file systems?A . They are only used for distributed file storage.B . They cannot be maintained and troubleshooted.C . They provide concurrent access to shared file systems in a cluster.D . They are limited to specific Linux distributions.View AnswerAnswer: C

Which bond mode in network bonding provides fault tolerance by using one active interface and one standby interface?A . Active-BackupB . Balance-TLBC . Balance-ALBD . 802.3adView AnswerAnswer: A

What does the term "split brain" refer to in the context of high availability clusters?A . Nodes competing for resources after a failureB . Data inconsistency due to replication delaysC . Failure of the entire clusterD . Network partition causing communication issuesView AnswerAnswer: D

Using Linux Virtual Server (LVS) without any additional tools provides which of the following features?A . Balancing network connections across several backend servers.B . Automatically taking over the services of failed nodes.C . Restarting failed services on the backend servers.D . Checking the integrity of services on backend servers.E ....

What is LVM (Logical Volume Manager)?A . A file system used in Linux for managing storage devices.B . A utility for partitioning hard drives into multiple logical volumes.C . A software layer that provides flexible management of disk space.D . A command-line tool for creating RAID arrays.View AnswerAnswer: C

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.View AnswerAnswer: B