191红皮书题目整编.doc

1. A system administrator suspects that a colleague rebooted their server theprevious evening. Which of the following commands will confirm this suspicion?(A)A. uptimeB. lastbootC. reboot -lD. bootinfo -t2. Once the machine has been powered on, which of the following is the correctway to reach the Systems Management Services menu on a PCI machine?(D)A. Press the space-bar when the LED displays 262.B. Turn the key to Service mode when the LED displays 200.C. Choose SMS when the boot option menu appears on screen.D. Press the appropriate function key once the keyboard has been enabled.3. While attempting a preservation install, all of the hardware connectionsappear to be correct. However, when trying to boot from CD-ROM, themachine ends up in diagnostics. Which of the following is the most likelycause of this problem?(D)A. The battery on the machine is bad.B. The root volume group is corrupt.C. The low-level debugger is not enabled.D. There is a hardware problem with the CD-ROM.4. The marketing group within the Widget Company plans to implement a newdatabase to house their demographic data. The administrator has requesteda tape drive and an additional disk to support the installation of this newdatabase. The IBM hardware engineer has connected the new equipment,and the machine has been rebooted. Which of the following commandsshould be used to verify the tape device is installed correctly?(B)A. lspvB. lsdevC. lstapeD. lsdisk5. The marketing group within the Widget Company plans to implement a newdatabase, as in question one. The new tape drive appears to be installed andfunctioning correctly. However, while attempting to perform a mksysb utilizingthe new drive, it fails. What would be the first recommended action to take todetermine the cause of the failure?(C)A. Replace the tape drive.B. Run cfgmgr to reconfigure the tape device.C. Check the error log for tape drive errors.D. Use SMIT to change the compression attribute on the tape device.6. A system administrator has just set up a new machine with two external harddisks in a SCSI chain. One is a 2.2 GB SE (single ended) disk, and the otheris a 4.5 GB differential disk. The system administrator reboots the machineand notices that only the SE disk is available. Which of the following is themost likely cause?( C)A. The SE disk is most likely experiencing hardware problems.B. There is most likely a SCSI conflict between the two drives.C. The SE and differential drives are on the same chain.D. The differential disk is most likely experiencing hardware problems.7. Which of the following commands can be used to determine the serial portsettings?( C)A. lscfg -vl ttyXXB. ls -l /dev/ttyXXC. lsattr -El ttyXXD. lsdev -C |grep ttyXX8. A machine has a bootlist that is set for network booting. In attempting toaccess SMS menus to change the bootlist to the local disk, it is discoveredthat someone has set an SMS supervisory password, and the password is notrecorded. Which of the following actions will allow the system administrator togain access to the SMS menus?( D )A. Boot from AIX installation media, then reinstall SMS.B. Boot from AIX installation media, then reset the supervisory password.C. Call IBM and ask for the over-ride password based on the serial number.D. Remove the battery from the system for at least one minute. Replace thebattery and then reboot.9. An AIX installation has just completed. Maintenance Level 6 has been appliedto the BOS. Which command will show all installed maintenance levelsconcurrently?(D)A. oslevel -aB. lslpp -l | grep AIXC. smitty show_apar_statD. instfix -ik | grep AIX10. How would an administrator verify that the system has all requiredprerequisite fixes prior to installing a software fix?(B)A. Use the lsprereq command.B. Use installp with the preview option.C. View the .toc file in the root directory.D. Use the inutoc command to update the .toc file.11. It has been determined that fix IX39714 needs to be applied to a server assoon as possible. How can this fix be obtained if the system has Internetconnectivity?(A)A. Use the fixdist utility to download the fix.B. FTP the fix from .C. Send an E-mail to with IX39714 in the subject line.D. Use the Web-Based System Manager to download the fix.12. During the first reboot after the AIX 5L Version 5.1 operating systeminstallation process has completed, what is the first screen the administratorwill see?(D )A. Login promptB. Root shell promptC. Installation AssistantD. Configuration Assistant13. Which of the following commands lists the current fix level of .nfs.client fileset?(B)A. lsfs .nfs.clientB. lslpp -l .nfs.clientC. lppchk -l .nfs.clientD. installp -ver .nfs.client14. Which of the following commands can be used to verify the success of anoperating system upgrade?(A)A. oslevelB. lslpp -h bos.objC. what_fileset -vD. lsattr -Vl bos.rte15. If bos.up displays on your machine as being at , what is themodification level?(A)A. 1B. 3C. 4D. 716. A system administrator wishes to determine if a newly configured tape drive iscorrectly added to the ODM database. Which command would theadministrator use?(C )A. odmshowB. odmaddC. odmgetD. odmcreate17. The ODM is located in? (D)A. /etc/objreposB. /usr/lib/objreposC. /usr/share/lib/objreposD. All of the above18. While using the SMIT install menus to install an LPP, the response yes hasbeen selected for the option: EXTEND file systems if space needed. Aftersuccessfully installing the LPP, the /usr file system appears to beunnecessarily large. Which of the following actions can be performed toreduce the size of the /usr file system?(C )A. Backup, unmount, remove, recreate and restore the file system.B. Unmount, run defragfs /usr and the reducefs -size XXX /usr commands.C. Boot from mksysb tape and follow the procedure to reduce the file system.D. Update /etc/filesystems with the desired size for /usr and reboot thesystem.19. A system administrators daily monitoring has revealed a failing disk drive.While examining the system, the administrator identified an unallocated drive.Which of the following actions should be performed first to migrate the datafrom the failing drive to the unallocated drive?(B)A. Migrate logical volumes to the new drive.B. Add the unallocated drive to the volume group.C. Create a copy of the file systems to the new drive.D. Create a mirror of the logical volumes to the new drive.20. Due to high I/O volume to several file systems, the system administrator hasdecided to create a second JFS log volume to balance the I/O requests. Aftercreating the logical volume to serve as the JFS log, what must be done tomake the jfslog available for use?(C )A. Use the chvg command to enable the JFS log volume.B. Use the chjfs command to enable the JFS log volume.C. Use the logform command to format the logical volume.D. Edit /etc/filesystems and add the logical volume name.21. A system has been recovered from a hard disk failure and the failed disk hasbeen replaced with a new unformatted one. When the system administratorvaries on the volume group, an error message about a missing or unavailabledisk matches the one the system administrator replaced. Which of thefollowing commands will eliminate this error message? ( C)A. cfgmgrB. export VGNameC. mkdev -1 hdisk3D. reducevg -df VGName PVID22. The system administrator has created 20 file systems that are set to mounteach time the system boots. Which of the following is the quickest method tomount these file systems?(A)A. mount -aB. Reboot the system.C. /usr/lib/methods/cfgfsD. Mount each individual file system.23. To increase the size of a file system, the system administrator must:A. Unmount the file system.(C )B. Boot the system into single user mode.C. Have enough free physical partitions within the volume group.D. Back up the file system, change the size, and restore the file system.24. To decrease the size of the /home file system, the system administrator must:(D)A. Use the chfs command.B. Use the reducefs command.C. Run the defragfs command and then use the reducefs command.D. Back up, delete, redefine, and restore the file system.25. What is the correct sequence of steps to mirror a volume group?(A)1. extendvg2. mirroring3. syncvg4. set quorum5. mkfscopy6. reorgvgA. 1, 2, 3, 4B. 1, 5, 3, 4C. 1, 2, 4, 6D. 6, 5, 4, 326. Several error log entries indicate that hdisk5 is going bad. Before it completelyfails, the system administrator decides to copy the information from that diskto the other five hard disks in that volume group. Which of the followingcommands should be used?(D)A. copyfsB. movelvC. populatefsD. migratepv27. A system has one internal disk drive (hdisk0) and one external disk drive(hdisk1). hdisk0 is a 2.2 GB SCSI/2 Fastwide disk drive and contains a volumegroup called rootvg. hdisk1 is a 4.5 GB SSA drive and contains a volume group called appsvg. The external SSA drive has over 3.0 GB of free space.The system administrator would like to make a mirrored copy of a 500 MBlogical volume that currently is on hdisk0. What would prohibit the systemadministrator from establishing a mirrored copy between the internal andexternal disk drives?(B)A. The disks are not the same physical size.B. The disks are not within the same volume group.C. AIX does not support mirroring logical volume mirroring.D. The disks are not the same drive type (for example, SSA verses SCSI/2).28. Which of the following commands displays the status of a physical volume(hdisk1) before adding it to a volume group called cdvg? (C )A. lsvg cdvgB. chvg cdvgC. lspv hdisk1D. chpv hdisk129. What step must be taken prior to removing a file system? ( A)A. Unmount the file system.B. Remove the logical volume.C. Delete the data from the file system.D. Remove the NFS export for the file system.30. The system administrator realizes that paging space, paging12, must first beremoved from hdisk12. Which of the following is the correct sequence ofevents?( A)A. chps -an paging12, reboot, rmps paging12B. swapoff paging12, rmps paging12C. swapoff paging12, reboot, rmps paging12D. chps -an paging12, swapoff paging12, rmps paging1231. A customer would like to remove an unneeded, but active, paging spacecalled paging00. What is proper sequence of steps to accomplish this?(B )A. Remove the paging space by using the rmps command and reboot thesystem.B. Disable the paging space by using the chps command, reboot thesystem, and remove the paging00 logical volume by using the rmpscommand.C. Disable the paging space by using the chps command, remove thepaging00 logical volume by using the rmps command, and reboot thesystem.D. Disable the paging space by using the chps command, reboot thesystem, and remove the paging00 logical volume by using the rmlvcommand.32. A system administrator would like to list all of the paging spaces residing onthe server. What is the correct syntax of the command to accomplish this? (A)A. lsps -aB. lsps -sC. lsps -lD. lsps -all33. What is the purpose of the -i flag with the mksysb command? (D)A. It creates/updates the /.fsdata.B. It reports the size of a file in bytes.C. It creates a bootable system backup.D. It creates or updates the /image.data file.34. The administrator of the Widget company has decided that doing full backupsof the /apps directory each night is taking much more time than originallyassumed and that incrementals should be done during the week with one Fullbackup each Saturday night. Which file if present can be used to manage thisduring the week? (B)A. /last_full_backupB. /etc/last_full_backupC. /etc/incremental_dump_datesD. /etc/incremental_file_backup35. What is the purpose of the mkszfile command?(A)A. It creates or updates the /image.data file.B. It reports the size of a file in bytes.C. It creates a bootable system backup.D. It creates/updates the /.fsdata.36 After creating a tar archive on a tape and verifying that the backup wassuccessful, a system administrator then inserts the tape into another machineto access the data and receives the following error? ( A)Media Read Error - I/O ErrorWhich of the following is the most likely cause of the error?A. The blocksize or density setting is incorrect.B. There is a lack of disk space in the root file system.C. The tape is not read/writable.D. There is a bad cable on the tape drive.37. A system administrator would like to restore the third image from a mksysbtape. To position the tape to the correct image, which of the followingcommands should be run?(B)A. lsattrB. tctlC. ffwdD. chdev38. The finance group at the Widget Company has just approved a new financialpackage that runs on an RS/6000. They will be converting their old data to thenew system. Currently, they have 10 GB of data but will be growing to 18 GBwith the new system because they want to maintain one year of history online.The new system they have ordered is an F50 with 128 MB of RAM, an SSAcard, two 9.1 GB SSA drives, and a single FDDI card.What would be the best addition to this system for redundancy? (D)1. One SSA card2. Two 9.1 GB SSA disks3. Error correcting RAM4. Two additional processorsA. 3 and 1B. 4 and 1C. 4 and 2D. 1 and 239. The system administrator would like to log messages related to user loginfailures to a file. How could this be accomplished? (C ) A. Issue the command: alog -f /etc/security/failedlogin -qB. Modify the /etc/security/login to add an auth_method for logging.C. Add a line to the /etc/syslog.conf file to capture this information.D. Set log=true in the default stanza in the /etc/security/user file.40. A system administrator would like to collect a log file of su activity on all hostsacross a network. The central logfile will reside on host mars. The syslogdaemon is already operational on host mars. Which of the following is the firststep in accomplishing this task? (B)A. Edit the /var/adm/sulog file on all hosts except mars adding the line:remote:marsB. Edit the /etc/syslog.conf file on all hosts except mars adding the line:auth.debug marsC. Edit the /var/adm/syslog file on all hosts except mars adding the line:sulog = marsD. Edit the /etc/security/user file on all hosts except mars adding thefollowing line to the default stanza:sulog = mars41. An overwrite installation has just been completed to bring the machine up tothe latest AIX version. Which of the following is the next step to take in orderto enable operation of skulker? (C )A. Run the command: startsrc -s skulkerB. Run the command: chitab skulker:2:wait:/etc/rc.skulkerC. Remove the comment from the skulker entry of the root crontabD. Remove the comment from the skulker entry in the inetd.conf and refreshinetd.42. Which of the following actions allow a System Administrator to configureanonymous FTP? (B)A. smit ftpB. /usr/samples/tcpip/anon.ftpC. startsrc -s ftp -a anonymousD. add the FTP anonymous user using smit43. A System Administrator is given only one Ethernet network card (en0) in asystem, with an IP address of . A user wants to host two differentinitial home pages on the Web server. The System Administrator has verifiedthat the Web server does support multiple IP Addresses. To add another IPaddress to the already configured interface, which of the following choicesshould be selected? (C )A. smitty chgenetB. smitty add_interfaceC. ifconfig en0 newipaddress netmask netmask aliasD. This task cannot be accomplished without adding a new Ethernetinterface.44. When a RPC (remote procedural call) server starts up, it registers itself withwhich of the following daemons? (D)A. yp daemonsB. nfs daemonsC. inetd daemonsD. portmap daemon45. Which of the following actions will allow the system administrator to stop andrestart the TCP/IP daemons manually? (B)A. Use the netstat command. B. Use the SRC utility to stop and restart.C. Use the netconfig utility menu.D. Issue the rmdev command on the appropriate network adapter.46. Two Web servers need to be configured on a single machine that has onlyone network interface. Each Web server needs to have its own unique IPaddress. How should an administrator accomplish this? (D)A. Use the smitty alias commandB. Add it in /etc/defaultsC. Use the newaliases 0 commandD Use the ifconfig en0 alias 0 command47. An AIX system administrator decides to experiment with NFS. She exports/home and /var, two file systems from a system called pluto. The systemadministrator now is on system called mars, another AIX machine on thesame subnet as pluto. She now wishes to mount the exported file systemsfrom pluto onto mars. Which of the following commands will she use to viewthe export list of pluto? (D)A. exportlist plutoB. rpcinfo -p plutoC. showmount -e marsD. showmount -e pluto48. A system administrator has been working on a project for the last couple ofmonths that requires writing different scripts on Server A. These scripts,which have been run nightly, have been collecting data within log files in ajournaled file system called /project22. The system administrator would nowlike to access this JFS from a remote server called Server B.The system administrator has issued the command lssrc -g nfs anddiscovered that the daemons are in