Which one of the following is NOT a required component for running an OCFS2 file system
resource in a Pacemaker environment?
A. dlm
B. o2cb
C. quorum
D. clvm
E. A clone resource for the OCFS2file system
正解:D
質問 2:
Which statements are true about container based virtualization? (Select TWO correct answers)
A. Only the same OS as the host system can be used.
B. As many OS versions may be used as system resources permit.
C. This allows running of Windows containers on a Linux host.
D. The VMs must use the same kernel as the host system.
E. As many VMs may run as system resources permit but only Linux supports container based
virtualization.
正解:A,D
質問 3:
Which command should be used to convert a GFS filesystem to GFS2?
A. gfs2_convert
B. gfs_update
C. gfs2_migrate
D. ccs_migrate
正解:A
質問 4:
Which command could be used to generate an ID that uniquely identifies the virtual machine in Xen?
A. openssl uuid
B. uuidgen
C. xm uuid domainid
D. uuid
正解:B
質問 5:
Which one of the following should NOT be used as a lowlevel device for DRBD?
A. A LVM logical volume
B. AEVMS volume
C. A loop device
D. A physical hard disk
正解:C
質問 6:
In Red Hat Cluster Suite, why does fencing cut off I/O to shared storage?
A. It is used to retain the DLM locks.
B. It is used toresync shared storage.
C. It is used to ensure data integrity.
D. It is used to force nodes to go offline.
正解:C
質問 7:
Which of the following statements are true about hardware virtualization? (Select THREE correct
answers)
A. Hardware virtualization can run an unmodified Guest OS.
B. Hardware virtualization does not use CPU emulation.
C. Hardware virtualization requires specially configured drivers for virtualized hardware.
D. Hardware virtualization is also referred to ascontainerbased virtualization.
E. Hardware virtualization can take advantage of Intel VT and AMDV technologies.
正解:A,B,E
質問 8:
CORRECT TEXT
What is the name of the main configuration file for the Xen Daemon, xend? (Please enter the file
name without any path information).
YourResponse
正解:
/etc/xen/xend-config.sxp xend-config.sxp
質問 9:
CORRECT TEXT
Which virsh subcommand is used to change the number of virtual CPUs onthefly? (Specify only
the virsh subcommand without any additional information)
YourResponse
正解:
setvcpus
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