Lpi LPI Level 3 Exam 304, Senior Level Linux Certification, Virtualization & High Availability - 304-150 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

What is the purpose of the Cluster Configuration System (CCS)?

A. It manages the cluster configuration information file. B. It manages the network topology and settings for the cluster. C. It manages ACLs for cluster service access. D. It fences a dropped node.

Discussion 0

Correct Answer: A Vote an answer

Question 2

With IPVS, if this sysctl variable is set to 0, the load balancer will silently drop packets when its destination server is not available. If this variable is enabled, the load balancer will expire the connection immediately when a packet arrives and its destination server is not available.

A. expire_curr_conn B. expire_nodest_conn C. drop_curr_conn D. drop_entry

Discussion 0

Correct Answer: B Vote an answer

Question 3

Which CPU flag must be enabled for full virtualization in Xen with AMD processors?

A. vmx B. vme C. hvm D. svm

Discussion 0

Correct Answer: D Vote an answer

Question 4

Which option to the xm command will deactivate a live Xen virtual machine? (Select TWO correct answers)

A. halt B. destroy C. stop D. shutdown E. remove

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Correct Answer: B,D Vote an answer

Question 5

What is the effect of running the virsh vcpupin CLUSNODE2 4,2 command?

A. It increases the number of virtual CPUs in CLUSNODE2 from 2 to 4. B. It sets the affinity of virtual CPU 4 of virtual machine CLUSNODE2 to physical processor
2.B. It reduces the number of virtual CPUs in CLUSNODE2 from 4 to 2. C. It sets the affinity for all virtual CPUs of virtual machine CLUSNODE2 to the physical processors 2 and 4.

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Correct Answer: B Vote an answer

Question 6

What is the maximum number of nodes that a Red Hat Cluster Suite will support?

A. 8 B. 32 C. 16 D. 4

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Correct Answer: C Vote an answer

Question 7

What action does the virsh restore command perform?

A. It reestablishes a VM's connections to shared resources. B. It reactivates a suspended VM. C. It restarts a VM from a state file. D. It rescues a VM from being fenced.

Discussion 0

Correct Answer: C Vote an answer

Question 8

With GFS, which of the following are valid arguments for the lockproto option when setting up DLM? (Select THREE correct answers)

A. lock_dlm B. lock_exclusive C. lock_gulm D. lock_nolock E. lock_softlock

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Correct Answer: A,C,D Vote an answer

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Question 9

With DRBD, how can the state of the disks be checked? (Select TWO correct answers)

A. drbdadm dstate r0 B. cat /proc/drdb C. drbdadm state disk r0 D. cat /proc/drdb/status E. drbdadm diskstatus r0

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Correct Answer: A,B Vote an answer

Question 10

Which one of the following commands can be used to output the Xen guest virtual machine information as an XML dump?

A. xm export domainid B. xm dump domainid C. virsh dump domainid D. virsh dumpxml domainid

Discussion 0

Correct Answer: D Vote an answer