304-200 Exam Questions
109 real 304-200 exam questions with expert-verified answers and explanations. Page 2 of 3.
- Question #62
Which actions should be taken in a load balanced cluster in order to protect the load balancer against outages?
- Question #63
When using HAProxy to load balance requests over a set of web servers, what directive is needed in the HAProxy configuration in order to be able to log, on the backend web servers,...
- Question #64
Which of the following statements are true regarding the handling of a hardware error in a high availability cluster? (Choose THREE correct answers.)
- Question #65
What is the purpose of fencing in a high availability cluster?
- Question #66
Which of the following are valid load balancing algorithms for HAProxy? (Choose TWO correct answers.)
- Question #67
Which of the following statements describes fencing resources in a high availability cluster?
- Question #68
Which of the following statements are true regarding the determination of the capacity of a high availability cluster? (Choose TWO correct answers.)
- Question #69
How does the command to add a new resource to a Pacemaker cluster using crm begin?
- Question #70
While setting up a load-balanced HTTP service, Linux Virtual Server was configured with the commands: ipvsadm -A -t 198.51.100.2:80 -s rr ipvsadm -a -t 198.51.100.2:80 -r 192.168.1...
- Question #71
When running a Linux Virtual Server (LVS) cluster, what is the purpose of a nanny process?
- Question #72
How does high availability clustering relate to periodic storage backup? (Choose TWO correct answers.)
- Question #73
Which of the following commands displays only the resources of the cluster information base of a pacemaker cluster?
- Question #74
Which of the following situations can result in a split brain situation in a high availability cluster?
- Question #75
Which of the following sections are found in the Pacemaker configuration XML file?
- Question #76
Which of the following statements are true regarding the Red Hat Enterprise Linux High Availability Add-On? (Choose TWO correct answers.)
- Question #77
Which of the following statements are true regarding a load balancer? (Choose TWO correct answers.)
- Question #78
In a Pacemaker cluster, which one of the following commands shows the right syntax for fencing the node on port 3 using the APC rack PDU device which can be found at IP address 192...
- Question #81
Which of the following Messaging Layers are supported by Pacemaker? (Choose TWO correct answers.)
- Question #82
Which of the following configuration settings specify that keepalived is to use the round robin algorithm?
- Question #83
How can the state of the backing storage disks of a DRBD device be checked? (Choose TWO correct answers.)
- Question #84
Which one of the following is NOT a required component for running an OCFS2 filesystem resource in a Pacemaker cluster?
- Question #85
Which O2CB mode should be used for OCFS2 integration with heartbeat?
- Question #86
Which of the following statements are true regarding OCFS2? (Choose TWO correct answers.)
- Question #87
Which kernel module must be loaded to initiate a RAID-1 like copy of data on two separate storage devices for a clustered storage solution?
- Question #88
What is the name and path of the configuration file for the O2CB cluster that coordinates the nodes using OCFS2 filesystems?
- Question #90
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?
- Question #91
Which of the following statements is true regarding journals of a GFS2 filesystem?
- Question #92
What is the task of the Cluster Logical Volume Manager, CLVM?
- Question #93
When using DRBD in a Pacemaker cluster, which configuration objects must be managed in order to use the DRBD device as storage for other cluster services? (Choose TWO correct answe...
- Question #94
Which of the following can be used as a low level device for DRBD? (Choose TWO correct answers.)
- Question #98
What is libvirt?
- Question #99
Which of the following products use container-based virtualization? (Choose THREE correct answers.)
- Question #100
What is the usual way to gain command line access to computing instances in an IaaS cloud?
- Question #101
Which of the following commands boots a KVM virtual machine using Debian GNU/Linux?
- Question #102
Which of the following are tools or services that manage a Linux Virtual Server (LVS) setup? (Choose TWO correct answers.)
- Question #104
Which of the following statements is true regarding the quorum in a two node Pacemaker cluster?
- Question #105
Which of the following technologies are partsof the Red Hat Enterprise Linux High Availability Add-On? (Choose THREE correct answers.)
- Question #106
In keepalived, what is configured by the configuration option sorry_server?
- Question #107
Using Linux Virtual Server (LVS) without any additional tools provides which of the following features?
- Question #108
Which of the following commands can be used to safely test and preview Pacemaker configuration changes? (Choose TWO correct answers.)
- Question #109
Which of the following describes a split brain situation in a high availability cluster?
- Question #110
Which of the following KVM monitor commands changes the image file in the first IDE CDROM drive of a virtual machine?
- Question #111
Which of the following statements are true regarding hardware based virtualization? (Choose TWO correct answers.)
- Question #112
Which statement is true regarding the Linux kernel module that must be loaded in order to use KVM?
- Question #113
After the Xen guest configuration file debian.cfg has been created and successfully tested, which additional action must be performed in order to make this Xen guest start automati...
- Question #114
What action does the virsh restore command perform?
- Question #115
Which of the following statements are true regarding IaaS computing instances? (Choose TWO correct answers.)
- Question #116
Which of the following statements are true regarding emulation? (Choose TWO correct answers.)
- Question #117
Which of the following data should be copied to the virtual machine when migrating a physical machine to a virtual machine?
- Question #118
Which of the following commands can be used to determine whether the local machine is capable of running full virtualized Xen guests? (Choose TWO correct answers.)