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1. which of the following calculations should be used to determine the size if a logical volume?
a. Muliply the number of logical partitions by 8 MB
b. Muliply the number of physical partitions by 8 MB
c. Muliply the number of logical partitions by the physical partition size.
d. Muliply the number of physical partitions by the physical partition size.
2. Give the error report output shown,which of the following most closely describes the problem?
ID TIMESTAMP T C RESOURCE_NAME DESCRIPTION
B108909A 0704134290 U S LVDD PHYSICAL PARTITON MAPPED STALE
CDE1D1A5 0704134290 U S LVDD PHYSICAL VOLUME MARKED AS MISSING
625B6B9A 0704134290 P H ssa0 SSA SERIAL LINE OPEN
P7863CFB 0704134290 P H pdisk70 DISK OPERATION ERROR
a. an ssa cable has failed
b. an ssa adapter has failed
c. as ssa disk drive has failed
d. the ssa loop was originally configured incorrectly
3. when recovering from a mksysb backup,not all the logical volumes were re-created. Which of the following commands ,or command sequences,would prevent this from happening again?
a. lsvg -l |mksysb /dev/rmt0
b. mkszfile ,mksysb /dev/rmt0
c. cat /image.date | mksysb /dev/rmt0
d. df>;/tmp/image.data , mksysb /dev/rmt0 < /tmp/image.data
4. if a single disk drive fails in a mirrored enviroment.which of the following commands will show the systen administrator which logical voulmes are no longer being mirrored?
a. errpt -dH | grep stale
b. ls -l /dev/lv* | grep stale
c. lsvg -l vgname | grep stale
d. lsdev -C | egrep 0i "lv| statle"
5. a system administrator determined the system has a corrupt application filesystem. In attemping to unmount the application filesystem.the system administrator received the error message:
Unmount 0506-349 Can not unmount /dev/lv04.The requested resoucre is busy
After serveral attempts at tring to unmount the filesystem the system administrator was not able to resolve the "logical volume busy" error and decided to reboot the system.Which file in the /etc directory can the system administrator modify to guarantee this error will not occur after the reboot?
a. /etc/updatelv
b. /etc/sysconfig
c. /etc/filesystems
d. /etc/rederfinevg
6. The performance of a new database server has deteriorated to an unacceptable level and serveral processes have been unexpertantly failed.Which of the following is the most likely the cause of the problem?
a. the rss ulimit is set to low
b. the /usr filesystem is 100% full
c. The paging space has been filled
d. there are not enough configured shared memory segments.
7. A system admin at rhe Widget Company needs to clone the production server on a new server which has new disks.All of the application filesystems are maintained in user defined vg.and are restore via ADSM after the filesystem are created.The admin used a mksysb to create the first application fs.the admin received an error indicating"the filesystem already exits".what must the administrator do to correct situation?
a. start over.
b. use the rmfs command
c. nothing,the filesystem already exits.
d. use the mkfs command with the force option
8. Multiple uses on the same network segment are trying to telnet to the aix server,they are able to ping the server successfully.but are getting the following error message: telnet connect: A remote host refused an attempd connect operation which of the following is the mostlikely cause of this problem?
a. the /tmp filesystem is full
b. the errpt shows a bad hard drive
c. a nameserver ip is not defined in /etc/resolv.conf
d. Thers is insufficient paging space available on the AIX server
9. After attempting to verify an upgrade was successful,the machine display 4.3.0 after completing the 4.3.1 update.which of the following commands should be run to determinre what is missing ?
a. cfgmgr
b. lppchk
c. oslevel
d. what_fileset
10. Multiple uses on the same network segment are trying to telnet to the aix server,they are able to ping the server successfully.but are getting the following error message: telnet connect: A remote host refused an attempd connect operation which of the following is the mostlikely cause of this problem?
a. the network adapter os defective.
b. the aix server is not powered on
c. the inetd daemon is not running on the aix server
d. the portmap daemon is not running on the aix server
11. in preparing to create a mksysb of a machine,the system administration notices that several large file systems do not need to be include in the backup.Rather than unmounting the file systems before creating the system backup,which of the following would be an easier alternative?
a. update the /etc/exclude.rootvg file with the unwanted filesystems
b. use varyoffvg to keep the rootvg filesystems from being backed-up
c. export the filesystems so the will not be include in the backup
d. change permissions on the file systems so root has no authority to backup them up.
12. How would an administrator verify that the system has all required prerequisite fixs prior to installing a software fix?
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
13. A hard drive in a non-root single drive vg has reported multiple error include a relocation error.The admin has decided to replace the drive.What is the first step required to replace this drive?
a. reboot the system
b. add a disk to the vg
c. migrate the data to new drive
d. remove the dump device from the drive
14. a system admin install a trusted computing base to accomodate the arrival of a new system although the OS requirements did not specify this as a requirement.The application developer have requested TCB be removed;since it is not needed, what must the admin do to remove this feature?
a. Remove ths bos.security.rte fileset.
b. run "lslpp -f bos.security.tcb.rte" to remove the fileset
c. run "tcbconfig -c off" to turn off the TCB
d. re-insatll the system without the TCB option
15. a system administrator did not receive a response while attempting to ping loopback.Which of the following would most likely resovle this problem?
a. issue startsrc -g tcpip
b. reconnect the network cable
c. issue rc.tcpip to restart TCP/IP daemons
d. Create the symbolic link between /var/spool and /usr/spool
16. a system admin would like to create a filesystem to support a Usenet nntp server.The filesystem will contain a very large number of files.The filesystem will also contain a large number of symbolic links. which of the following filesystem attributes can be change from the default value in order to more efficiently utilize disk?
a. increase default nbpi.
b. decrease default nbpi
c. decrease default block size
d. increase default fragment size
17. A system administrator has been instructed to make a relative tar backup of /etc/security. After changing the directory to /etc/security, which of the following commands should be run to create the backup?
a. tar -tvpf/dev/rmt0
b. tar -cvpf/dev/rmt0
c. tar -xvpf /etc/security
d. tar -cvpf/dev/rmt0 /etc/security
18. After trying to automate the initial installation process by creating a diskette containing the .signature file and the bosinst.data file, the system administrator notices that it still prompts her to define the console, select the target disks, and other related activities. Which of the following did the system adminstrator likely forget to perform?
a. Boot the machine using bosboot diskettes.
b. Make the bosinst.data file read-only by root.
c. Create a .access file and make it executable by the root user.
d. Use the backup command when archiving the files on the diskette.
19. A system administrator was given a hard disk and told that it contains important information that needs to be accessed. The system administrator was told that it came out of a machine and most likely contains a volume group. Which of the following actions should be performed after accessing the data on the disk and adding the disk to the machine?
a. Format and then certify the disk.
b. Import and name the volume group.
c. Run fsck and then mount the hard disk.
d. Add the disk to the root volume group.
20. A system administrator normally puts updates and patches in an install directory that is available to everyone in her department. The system administrator has been notified that a colleague can not see an update in the smit listing. However, the system administrator is sure that she copied the images out there. Which of the following actions did the system administrator likely forget to perform?
a. Re-export the filesystem.
b. Touch the .signature file in the install directory.
c. Run "inutoc" on the directory containing the images.
d. Run "installp -qld" on the directory to make the images available.
21. A system administrator would like to collect a log file of su activity on all hosts across the network. The central log file will reside on host mars. The syslog daemon is already operational on host mars. Which of the following is the first step in accomplishing this task?
a. Edit the /etc/syslog.conf file on all hosts except mars, adding the line: auth.debug @mars
b. Edit the /var/adm/sulog file on all hosts except mars, adding the line: remote: mars
c. Edit the /etc/security/user file on all hosts except mars, adding the following line to the 'default' stanza: sulog = mars
d. Edit the /var/adm/syslog file on all hosts except mars, adding the line: sulog = mars
22. A system administrator has been working on a project for the last couple of months that requires writing different scripts on serverA. These scripts, which have been running nightly, have been collecting data within log files in a journaled fileystem called /project22. The system administrator would now like to access this JFS from a remote server called serverB. Which of the following actions should be performed by the system administrator in order to give serverB access to serverA's filesytem?
a. Run the chfs command on serverA.
b. Run the chfs command on serverB.
c. Run the exportfs command on serverA.
d. Run the exportfs command on serverB.
23. A company would like to create an email alias on their AIX workstation which will forward email to a user on another workstation for collection of data. The system administrator would like to add this entry to the /etc/aliases file. Which of the following actions should be performed in order for the change to take affect?
a. Stop and start TCP/IP.
b. Reboot the workstation.
c. Run the mailq command.
d. Use the sendmail command. (Notes: or newaliases command)
24. All mail sent to 'root' on system mars needs to be redirected to user 'admin' on system earth. Prior to running the newaliases command, which command should be run in order accomplish this goal?
a. On system earth, run the command: echo 'mars: earth' >;>; /etc/hosts
b. On system mars, run the command: echo 'root: admin@earth' >;>; /etc/aliases
c. On system mars, run the command: echo 'root: admin@earth' >;>; /etc/sendmail.cf
d. On system earth, run the command: echo 'root: admin@earth' >;>; /etc/sendmail.cf |
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发表于 2003-06-13 17:52
