An administrator has set up serverA and serverB to use the /etc/hosts.equiv file so that applications on serverA can remotely run commands on serverB. Which command will verify if a new user from serverA is trusted on serverB?（）

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• An administrator tries to change the checksum_offload setting on ent0, but the chdev command responds that the adapter is busy. What can be done to resolve this?（）

  A . Use chdev with -P flag and run cfgmgr. B . Use chdev with -R flag and run cfgmgr. C . Use chdev with -P flag and reboot the system. D . Use chdev with -R flag and reboot the system.

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• An administrator has a requirement to mirror the operating system on a VIO server. Which of the following IOS commands will achieve this？（）

  A .  mirrorvg B .  iosmirror C .  mirrorios D .  mkiosmirror

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• The administrator would like to verify that hdisk2 has the correct reserve policy set. What IOS command should the administrator run? （）

  A . lspv -pv hdisk2 B . lsattr -El hdisk2 C . lsdev -dev hdisk2 -attr D . lspath -dev hdisk2 -attr

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• An administrator needs to configure a server (192.168.22.22) as a temporary solution for an NTP master that has stopped working. What is the process for configuring the NTP master?（）

  A . Edit the /etc/ntp.conf file changing the server line to 'server 127.127.1.0' and add the line 'fudge 127.127.1.0 stratum 0', and then refresh the daemon. B . Edit the /etc/ntp.conf file changing the server line to 'server 127.127.1.0' and add the line 'master 127.127.1.0 stratum 0', and then refresh the daemon. C . Edit the /etc/ntp.conf file changing the server line to 'server 192.168.22.22' and add the line 'fudge 192.168.22.22 stratum 0', and then refresh the daemon. D . Edit the /etc/ntp.conf file changing the server line to 'server 192.168.22.22' and add the line 'master 192.168.22.22 stratum 0', and then refresh the daemon.

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• A user has written a script that is not running correctly and asks an administrator for help.  Without adding anything to the script， how can the administrator determine the cause of the problem？（）  

  A . Run the script with an ’sh -x’ in front. B . Run the script with a ’ksh -v’ in front. C . Type debug into the command line before running the script. D . Type ’set -x’ into the command line before running the script.

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• An administrator has set up serverA and serverB to use the /etc/hosts.equiv file so that applications on serverA can remotely run commands on serverB.  Which command will verify if a new user from serverA is trusted on serverB？（）

  A . As the root user from serverA run the command rhost serverB B . As the root user from serverA run the command rlogin serverB C . As the desired user from serverB run the command rhost serverA D . As the desired user from serverA run the command rlogin serverB

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• An AIX system administrator has setup disk quotas.  Where can the reports be found on the system?（）

  A . /var/adm/acct/sum  B . /var/adm/ras  C . /usr/sbin/acct  D . /var/adm/wtm

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• You work as a database administrator for Certkiller .com. In your Oracle database10g installation you have set ORACLE_BASE to /u01/app/oracle.  Which objective will be achieved by this setting？（）

  A . The Oracle kernel will be placed in this location. B . The Oracle software will be placed in this location. C . The server parameter file （SPFILE） will be placed in this location. D . The database files will be placed in this location， if not specified explicitly. E . The location will be considered for the base of Oracle Managed Files （OMF）. F . The location will be considered for the base of Optimal Flexible Architecture （OFA）.

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• An administrator needs to configure a server （192.168.22.22） as a temporary solution for an NTP master that has stopped working. What is the process for configuring the NTP master？（）

  A . Edit the /etc/ntp.conf file changing the server line to ’server 127.127.1.0’ and add the line ’fudge 127.127.1.0 stratum 0’， and then refresh the daemon. B . Edit the /etc/ntp.conf file changing the server line to ’server 127.127.1.0’ and add the line ’master 127.127.1.0 stratum 0’， and then refresh the daemon. C . Edit the /etc/ntp.conf file changing the server line to ’server 192.168.22.22’ and add the line ’fudge 192.168.22.22 stratum 0’， and then refresh the daemon. D . Edit the /etc/ntp.conf file changing the server line to ’server 192.168.22.22’ and add the line ’master 192.168.22.22 stratum 0’， and then refresh the daemon.

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• The administrator would like to verify that hdisk2 has the correct reserve policy set.  What IOS command should the administrator run？（）

  A .  lspv -pv hdisk2 B .  lsattr -El hdisk2 C .  lsdev -dev hdisk2 -attr D .  lspath -dev hdisk2 -attr

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• A user has written a script that is not running correctly and asks an administrator for help. Without adding anything to the script, how can the administrator determine the cause of the problem?（）

  A . Run the script with an 'sh -x' in front. B . Run the script with a 'ksh -v' in front. C . Type debug into the command line before running the script. D . Type 'set -x' into the command line before running the script.

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• You work as a database administrator for Supportcenter.cn. In your Oracle database 10g installation you have set ORACLE_BASE to /u01/app/oracle. Which objective will be achieved by this setting？（）

  A . The Oracle kernel will be placed in this location. B . The Oracle software will be placed in this location. C . The server parameter file （SPFILE） will be placed in this location. D . The database files will be placed in this location， if not specified explicitly. E . The location will be considered for the base of Oracle Managed Files （OMF）. F . The location will be considered for the base of Optimal Flexible Architecture （OFA）.

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• An administrator has an existing HMC and POWER6 570 connected to a network switch. The administrator is planning to install two POWER6 570s with a dedicated HMC. Which infrastructure is required for the new HMC?（）

  A . An additional switch for the new HMC B . Asynchronous adapters on the new HMC C . The two 570 servers are directly connected to the new HMC D . One 570 is directly connected to the new HMC and the other is directly connected to the existing HMC

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• Which command must be run after an administrator has made changes to /etc/services to activate the changes？（）

  A . /etc/rc.tcpip B . refresh -s inetd C . startsrc -s inetd D . startsrc -g tcpi

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• You work as a database administrator for Certkiller .com. In your database server， the parameter PLSQL_OPTIMIZE_LEVEL has been set to 2. What would this setting achieve？（）

  A . It degrades the run time and compiler performance. B . It provides better run time and compiler performance. C . It provides better optimization of the statement during parse time. D . It forces the rule based optimizer to be used for statement optimization. E . It provides better run time performance but slightly degraded compiler performance.  F . It provides better run time performance but slightly degraded run time performance.

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• You have an Exchange Server 2010 organization.You need to identify whether an administrator has made a configuration change in the Exchange organization.What should you run？（）

  A . Get-EventLogLevel B . Get-ExchangeServer C . Exchange Best Practices Analyzer D . Microsoft Baseline Security Analyzer （MBSA）

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• The network administrator has enabled BPDU guard on the LAN.  Why is an effective way to prevent an unauthorized rogue switch from altering the spanning-tree topology of this network？ （）

  A . BPDU guard can be used to prevent invalid BPDUs from propagating throughout the network.  B . BPDU guard can guarantee proper selection of the root bridge. C . BPDU guard can be utilized to prevent the switch from transmitteing BPDUs and incorrectly altering the root bridge election. D . BPDU guard can be utilized along with PortFast to shut down ports when a switch is connected to the port. E . None of the other alternatives apply

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• An etwork administrator has enabled OSPF across an NBMA network and has issued the command ip ospf network nonbroadcast. Given those facts, which two statements are true?（）

  A . Interfaces will automatically detect and build adjacencies with neighbor routers B . DR and BDR elections will not occur C . DR and BDR elections will occur D . The neighbor command is required to build adjacencies E . All routers must be configured in a fully meshed topology with all other router

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• What should an administrator do to set up a required role for a user id that will allow it to start/stop WPARs on the server？（）

  A . On the desired WPAR：mkrole authorizations=aix.wpar.system newRole setkst -t role chuser roles=newRole default_roles=newRole user1 B . On the global environment：mkrole authorizations=aix.wpar.system newRole setkst -t role chuser roles=newRole default_roles=newRole user1 C . On the desired WPAR：Edit the /etc/security/authorizations file adding：‘newRole authorizations=aix.wpar.system’setkst -t role chuser roles=newRole default_roles=newRole user1 D . On the global environment：Edit the /etc/security/authorizations file adding：‘newRole authorizations=aix.wpar.system’setkst -t role chuser roles=newRole default_roles=newRole user1

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• A new system has been installed and the network connection is very slow. The network administrators are sure that the network port is set to 100 full duplex. What command will display the configured and current speed settings of the adapter?（）

  A . lsdev B . lsattr C . entstat D . ifconfig

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• An administrator has an existing HMC and POWER6 570 connected to a network switch.  The administrator is planning to install two POWER6 570s with a dedicated HMC. Which infrastructure is required for the new HMC？（）

  A . An additional switch for the new HMc   B . Asynchronous adapters on the new HMc C . The two 570 servers are directly connected to the new HMc   D . One 570 is directly connected to the new HMC and the other is directly connected to the existing HMc

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• An administrator determines that performance has degraded for a WebSphere Commerce database.  Which of the following steps should be performed to correct this problem？（）

  A . Cleanup obsolete data B . Clear the WebSphere Commerce cache C . Enable WebSphere Commerce Accelerator D . Reindex the database tables E . Run Performance Monitor to monitor SQL statement

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• An administrator is beginning a set of failover tests. The administrator would like to have clean log files foreach test. Which command will achieve this？（）

  A . clcycle B . clrefresh C . cllogcycle D . cllogrotate

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• An office has been set up recently to examine the tourism industry.（)

  是 否

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