1z0-820

1z0-820 practice questions, page 4 of 5, with answer review and explanations.

Question 16

Which three options describe the purpose of the zonep2vchk command?

  1. Used on a Solaris 10 global zone to access the system for problems before migrating that system to a Solaris 10 branded zone.
  2. Used to access a Solaris 10 global zone for problems before migrating that zone to a Solaris 11 global zone
  3. Used to create zonecfg template for a Solaris 10 global zone that that will be migrated to a solaris10 branded zone.
  4. Used to migrate an Oracle Solaris 11 global zone to a non-global zone.
  5. Used to migrate a Solaris 10 global zone to a non-global zone on the same server; the non-global zone can then be migrated to a Solaris 11 server as a Solaris10 branded zone.

Question 17

Your are troubleshooting network throughput on your server. To confirm that the load balancing among aggregated links is functioning properly, you want to examine the traffic statistics on the links comprising the aggregation. The correct command is ___________.

  1. dlstat - aggr
  2. dlstat show-aggr
  3. dlstat show-link -r
  4. dlstat show-link -aggr
  5. dlstat show-phys -aggr

Question 18

You have set up the task.max-lwps resource control on your Solaris 11 system. Which option describes how to configure the system so that syslogd notifies you when the resources control threshold value for the task.max-lwps resource has been exceeded?

  1. Use the rctladm command to enable the global action on the task.max-lwpa resource control.
  2. Modify the /etc/syslog.conf file to activate system logging of all violations of task.max-lwps and then refresh then svc: /system/system-log:default service.
  3. Activate system logging of all violations of task.max-lwpp in the /etc/rctldm.conf file and then execute the rctladm-u command.
  4. Use the prct1 command to set the logging of all resource control violations at the time the task.max-lwps resource control is being setup.
  5. Use the setrct1 command to set the logging of all resource control violations for the task.max-lwps resource control.

Question 19

You are troubleshooting the failure of a computer to mount an NFS file system hosted by a server (hostname mars) in the local area network. Select the three commands that will enable you to identify the problem.

  1. ping - s mars
  2. cat /etc/vfstab
  3. cat /etc/dfs/dfstab
  4. sharemgr show -v
  5. showmount -e mars
  6. rpcinfo -s mars | egrep ‘nfs|mountd’

Question 20

You have been asked to troubleshoot the initial configuration of a virtual network connecting two local zones with the outside world. View the exhibit. The command - dladm create-vnic -1 vswitch192.168.1 vnic1 fails with the error dladm: invalid link name vswitch192.168.1 What is the reason for this error?

  1. The name vswitch192.168.1 is not legal.
  2. The zone must be specified with dladm create-vnic -z zone3 vnic1.
  3. The virtual interface must be specified with dladm create-vnic -z zone3 vnic1.
  4. The virtual interface must be created with ipadm create-vnic -1 switch192.168.1.
  5. The virtual switch must be created first with dladm create -etherstub vswitch192.168.1.