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Examen AIX Administration 7
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Questions in this quiz (67)
11. A system administrator suspects that a colleague rebooted their server the
Previous evening. Which of the following commands will confirm this
Suspicion?- Auptime
- Blastboot
- Creboot -l
- Dbootinfo –t
2Once the machine has been powered on, which of the following is the correct
Way to reach the Systems Management Services menu on a PCI machine?- APress the space-bar when the LED displays 262.
- BTurn the key to Service mode when the LED displays 200.
- CChoose SMS when the boot option menu appears on screen.
- DPress the appropriate function key once the keyboard has been enabled.
3While attempting a preservation install, all of the hardware connections
Appear to be correct. However, when trying to boot from CD-ROM, the
Machine ends up in diagnostics. Which of the following is the most likely
Cause of this problem?- AThe battery on the machine is bad.
- BThe root volume group is corrupt.
- CThe low-level debugger is not enabled.
- DThere is a hardware problem with the CD-ROM.
4The marketing group within the Widget Company plans to implement a new
database to house their demographic data. The administrator has requested
a tape drive and an additional disk to support the installation of this new
database. The IBM hardware engineer has connected the new equipment,
and the machine has been rebooted. Which of the following commands
should be used to verify the tape device is installed correctly?- Alspv
- Blsdev
- Clstape
- Dlsdisk
5The marketing group within the Widget Company plans to implement a new
database, as in question one. The new tape drive appears to be installed and
functioning correctly. However, while attempting to perform a mksysb utilizing
the new drive, it fails. What would be the first recommended action to take to
determine the cause of the failure?- AReplace the tape drive.
- BRun cfgmgr to reconfigure the tape device.
- CCheck the error log for tape drive errors.
- DUse SMIT to change the compression attribute on the tape device.
6A system administrator has just set up a new machine with two external hard
disks in a SCSI chain. One is a 2.2 GB SE (single ended) disk, and the other
is a 4.5 GB differential disk. The system administrator reboots the machine
and notices that only the SE disk is available. Which of the following is the
most likely cause?- AThe SE disk is most likely experiencing hardware problems.
- BThere is most likely a SCSI conflict between the two drives.
- CThe SE and differential drives are on the same chain.
- DThe differential disk is most likely experiencing hardware problems.
7Which of the following commands can be used to determine the serial port
settings?- Alscfg -vl ttyXX
- Bls -l /dev/ttyXX
- Clsattr -El ttyXX
- Dlsdev -C |grep ttyXX
8A machine has a bootlist that is set for network booting. In attempting to
access SMS menus to change the bootlist to the local disk, it is discovered
that someone has set an SMS supervisory password, and the password is not
recorded. Which of the following actions will allow the system administrator to
gain access to the SMS menus?- ABoot from AIX installation media, then reinstall SMS.
- BBoot from AIX installation media, then reset the supervisory password.
- CCall IBM and ask for the over-ride password based on the serial number.
- DRemove the battery from the system for at least one minute. Replace the
battery and then reboot.
9An AIX installation has just completed. Maintenance Level 6 has been applied
to the BOS. Which command will show all installed maintenance levels
concurrently?- Aoslevel -a
- Blslpp -l | grep AIX
- Csmitty show_apar_stat
- Dinstfix -i | grep ML
10How would an administrator verify that the system has all required
prerequisite fixes prior to installing a software fix?- AUse the lsprereq command.
- BUse installp with the preview option.
- CView the .toc file in the root directory.
- DUse the inutoc command to update the .toc file.
11It has been determined that fix IX39714 needs to be applied to a server as
soon as possible. How can this fix be obtained if the system has Internet
connectivity?- AUse the fixdist utility to download the fix.
- BFTP the fix from fixes.pseries.ibm.com.
- CSend an E-mail to fixes.pseries.ibm.com with IX39714 in the subject line.
- DUse the Web-Based System Manager to download the fix.
12During the first reboot after the AIX 5L Version 5.1 operating system
installation process has completed, what is the first screen the administrator
will see?- ALogin prompt
- BRoot shell prompt
- CInstallation Assistant
- DConfiguration Assistant
13Which of the following commands lists the current fix level of the
bos.net.nfs.client fileset?- Alsfs bos.net.nfs.client
- Blslpp -l bos.net.nfs.client
- Clppchk -l bos.net.nfs.client
- Dinstallp -ver bos.net.nfs.client
14Which of the following commands can be used to verify the success of an
operating system upgrade?- Aoslevel
- Blslpp -h bos.obj
- Cwhat_fileset -v
- Dlsattr -Vl bos.rte
15If bos.up displays on your machine as being at 4.3.1.7, what is the
modification level?- A1
- B3
- C4
- D7
16A system administrator wishes to determine if a newly configured tape drive is
correctly added to the ODM database. Which command would the
administrator use?- Aodmshow
- Bodmadd
- Codmget
- Dodcreate
17The ODM is located in:
- A/etc/objrepos
- B/usr/lib/objrepos
- C/usr/share/lib/objrepos
- DAll of the above
18While using the SMIT install menus to install an LPP, the response yes has
been selected for the option: EXTEND file systems if space needed. After
successfully installing the LPP, the /usr file system appears to be
unnecessarily large. Which of the following actions can be performed to
reduce the size of the /usr file system?- ABackup, unmount, remove, recreate and restore the file system.
- BUnmount, run defragfs /usr and the reducefs -size XXX /usr commands.
- CBoot from mksysb tape and follow the procedure to reduce the file system.
- DUpdate /etc/filesystems with the desired size for /usr and reboot the
system.
19A system administrator's 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 data
from the failing drive to the unallocated drive?- AMigrate logical volumes to the new drive.
- BAdd the unallocated drive to the volume group.
- CCreate a copy of the file systems to the new drive.
- DCreate a mirror of the logical volumes to the new drive.
20Due to high I/O volume to several file systems, the system administrator has
decided to create a second JFS log volume to balance the I/O requests. After
creating the logical volume to serve as the JFS log, what must be done to
make the jfslog available for use?- AUse the chvg command to enable the JFS log volume.
- BUse the chjfs command to enable the JFS log volume.
- CUse the logform command to format the logical volume.
- DEdit /etc/filesystems and add the logical volume name.
21A system has been recovered from a hard disk failure and the failed disk has
been replaced with a new unformatted one. When the system administrator
varies on the volume group, an error message about a missing or unavailable
disk matches the one the system administrator replaced. Which of the
following commands will eliminate this error message?- Acfgmgr
- Bexport VGName
- Cmkdev -1 hdisk3
- Dreducevg -df VGName PVID
22The system administrator has created 20 file systems that are set to mount
each time the system boots. Which of the following is the quickest method to
mount these file systems?- Amount -a
- BReboot the system.
- C/usr/lib/methods/cfgfs
- DMount each individual file system.
23To increase the size of a file system, the system administrator must:
- AUnmount the file system.
- BBoot the system into single user mode.
- CHave enough free physical partitions within the volume group.
- DBack up the file system, change the size, and restore the file system.
24To decrease the size of the /home file system, the system administrator must:
- AUse the chfs command.
- BUse the reducefs command.
- CRun the defragfs command and then use the reducefs command.
- DBack up, delete, redefine, and restore the file system.
25What is the correct sequence of steps to mirror a volume group?
1. extendvg
2. mirroring
3. syncvg
4. set quorum
5. mkfscopy
6. reorgvg- A1, 2, 3, 4
- B1, 5 , 3, 4
- C1, 2, 4, 6
- D6, 5, 4, 3
26Several error log entries indicate that hdisk5 is going bad. Before it completely
fails, the system administrator decides to copy the information from that disk
to the other five hard disks in that volume group. Which of the following
commands should be used?- Acopyfs
- Bmovelv
- Cpopulatefs
- Dmigratepv
27A 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 volume
group 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 MB
logical volume that currently is on hdisk0. What would prohibit the system
administrator from establishing a mirrored copy between the internal and
external disk drives?- AThe disks are not the same physical size.
- BThe disks are not within the same volume group.
- CAIX does not support mirroring logical volume mirroring.
- DThe disks are not the same drive type (for example, SSA verses SCSI/2).
28Which of the following commands displays the status of a physical volume
(hdisk1) before adding it to a volume group called cdvg?- Alsvg cdvg
- Bchvg cdvg
- Clspv hdisk1
- Dchpv hdisk1
29What step must be taken prior to removing a file system?
- AUnmount the file system.
- BRemove the logical volume.
- CDelete the data from the file system.
- DRemove the NFS export for the file system.
30The system administrator realizes that paging space, paging12, must first be
removed from hdisk12. Which of the following is the correct sequence of
events for an older AIX system?- Achps -an paging12, reboot, rmps paging12
- Bswapoff paging12, rmps paging12
- Cswapoff paging12, reboot, rmps paging12
- Dchps -an paging12, swapoff paging12, rmps paging12
31A customer would like to remove an unneeded, but active, paging space
called paging00. What is proper sequence of steps to accomplish this?- ARemove the paging space by using the rmps command and reboot the
system. - BDisable the paging space by using the chps command, reboot the
system, and remove the paging00 logical volume by using the rmps
command. - CDisable the paging space by using the chps command, remove the
paging00 logical volume by using the rmps command, and reboot the
system. - DDisable the paging space by using the chps command, reboot the
system, and remove the paging00 logical volume by using the rmlv
command.
- ARemove the paging space by using the rmps command and reboot the
32A system administrator would like to list all of the paging spaces residing on
the server. What is the correct syntax of the command to accomplish this?- Alsps -a
- Blsps -s
- Clsps -l
- Dlsps -all
33What is the purpose of the -i flag with the mksysb command?
- AIt creates/updates the /.fsdata.
- BIt reports the size of a file in bytes.
- CIt creates a bootable system backup.
- DIt creates or updates the /image.data file.
34The administrator of the Widget company has decided that doing full backups
of the /apps directory each night is taking much more time than originally
assumed and that incrementals should be done during the week with one Full
backup each Saturday night. Which file if present can be used to manage this
during the week?- A/last_full_backup
- B/etc/last_full_backup
- C/etc/incremental_dump_dates
- D/etc/incremental_file_backup
35What is the purpose of the mkszfile command?
- AIt creates or updates the /image.data file.
- BIt reports the size of a file in bytes.
- CIt creates a bootable system backup.
- DIt creates/updates the /.fsdata.
36After creating a tar archive on a tape and verifying that the backup was
successful, a system administrator then inserts the tape into another machine
to access the data and receives the following error:
"Media Read Error - I/O Error"
Which of the following is the most likely cause of the error?- AThe blocksize or density setting is incorrect.
- BThere is a lack of disk space in the root file system.
- CThe tape is not read/writable.
- DThere is a bad cable on the tape drive.
37A system administrator would like to restore the third image from a mksysb
tape. To position the tape to the correct image, which of the following
commands should be run?- Alsattr
- Btctl
- Cffwd
- Dchdev
38The finance group at the Widget Company has just approved a new financial
package that runs on an RS/6000. They will be converting their old data to the
new system. Currently, they have 10 GB of data but will be growing to 18 GB
with 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 SSA
card, two 9.1 GB SSA drives, and a single FDDI card.
What would be the best addition to this system for redundancy?
1. One SSA card
2. Two 9.1 GB SSA disks
3. Error correcting RAM
4. Two additional processors- A3 and 1
- B4 and 1
- C4 and 2
- D1 and 2
39The system administrator would like to log messages related to user login
failures to a file. How could this be accomplished?- AIssue the command: alog -f /etc/security/failedlogin -q
- BModify the /etc/security/login to add an auth_method for logging.
- CAdd a line to the /etc/syslog.conf file to capture this information.
- DSet log=true in the default stanza in the /etc/security/user file.
40A system administrator would like to collect a log file of su activity on all hosts
across a network. The central logfile 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?- AEdit the /var/adm/sulog file on all hosts except mars adding the line:
remote:mars - BEdit the /etc/syslog.conf file on all hosts except mars adding the line:
auth.debug @mars - CEdit the /var/adm/syslog file on all hosts except mars adding the line:
sulog = mars - DEdit the /etc/security/user file on all hosts except mars adding the
following line to the default stanza:
sulog = mars
- AEdit the /var/adm/sulog file on all hosts except mars adding the line:
41An overwrite installation has just been completed to bring the machine up to
the latest AIX version. Which of the following is the next step to take in order
to enable operation of skulker?- ARun the command: startsrc -s skulker
- BRun the command: chitab "skulker:2:wait:/etc/rc.skulker"
- CRemove the comment from the skulker entry of the root crontab
- DRemove the comment from the skulker entry in the inetd.conf and refresh
inetd.
42Which of the following actions allow a System Administrator to configure
anonymous FTP?- Asmit ftp
- B/usr/samples/tcpip/anon.ftp
- Cstartsrc -s ftp -a anonymous
- Dadd the FTP anonymous user using smit
43A System Administrator is given only one Ethernet network card (en0) in a
system, with an IP address of 192.168.1.3. A user wants to host two different
initial home pages on the Web server. The System Administrator has verified
that the Web server does support multiple IP Addresses. To add another IP
address to the already configured interface, which of the following choices
should be selected?- Asmitty chgenet
- Bsmitty add_interface
- Cifconfig en0 newipaddress netmask netmask alias
- DThis task cannot be accomplished without adding a new Ethernet
interface.
44When a RPC (remote procedural call) server starts up, it registers itself with
which of the following daemons?- Ayp daemons
- Bnfs daemons
- Cinetd daemons
- Dportmap daemon
45Which of the following actions will allow the system administrator to stop and
restart the TCP/IP daemons manually?- AUse the netstat command.
- BUse the SRC utility to stop and restart.
- CUse the netconfig utility menu.
- DIssue the rmdev command on the appropriate network adapter.
46Two Web servers need to be configured on a single machine that has only
one network interface. Each Web server needs to have its own unique IP
address. How should an administrator accomplish this?- AUse the smitty alias command
- BAdd it in /etc/defaults
- CUse the newaliases 192.127.10.10 command
- DUse the ifconfig en0 192.127.10.10 alias command
47An AIX system administrator decides to experiment with NFS. She exports
/home and /var, two file systems from a system called pluto. The system
administrator now is on system called mars, another AIX machine on the
same subnet as pluto. She now wishes to mount the exported file systems
from pluto onto mars. Which of the following commands will she use to view
the export list of 'pluto'?- Aexportlist pluto
- Brpcinfo -p pluto
- Cshowmount -e mars
- Dshowmount -e pluto
48A system administrator has been working on a project for the last couple of
months that requires writing different scripts on Server A. These scripts,
which have been run nightly, have been collecting data within log files in a
journaled file system called /project22. The system administrator would now
like to access this JFS from a remote server called Server B.
The system administrator has issued the command lssrc -g nfs and
discovered that the daemons are inoperative on Server A. Which of the
following actions should be performed to correct this situation?- ARun the nfs.start command.
- BRun the startsrc -g nfs command.
- CRun the refresh -s nfsd command.
- DLog out and then log back into the system.
49The same scenario from question one still applies.
Which of the following actions should be performed by the system
administrator to give Server B access to Server A's file system?- ARun the chfs command on Server A.
- BRun the chfs command on Server B.
- CRun the exportfs command on Server A.
- DRun the exportfs command on Server B.
50The finance department at the Widget Company needs a larger server. The
current server has 40 GB of hard drive space, two processors and 2 GB of
memory. The application is a fully multi-threaded process and is very I/O
intensive. What configuration should the company purchase to fix current
problems and plan for future expansion?- AOne 60 GB SCSI hard disk, 4 processors, and 2 GB of memory.
- BTwo 20 GB SSA hard disks, 4 processors, and 4 GB of memory.
- CTwo 20 GB SCSI hard disks, 2 processors, and 8 GB of memory.
- DThree 20 GB SSA hard disks, 4 processors, and 2 GB of memory.
51The Widget Company is trying to implement disaster recovery procedures
and techniques. They currently have two daily backups taken of all data. In
the event that they need to restore data to another machine, what type of
machine would be ideal?- AA slightly slower machine of the same type.
- BAn exact duplicate of the original machine.
- CA slightly slower machine of the same type with less processors.
- DAn exact duplicate of the original machine with less processors.
52A system administrator is experiencing performance problems and runs the
vmstat command. The output of vmstat is shown in the following exhibit.
procs memory page faults cpu
----- ----------- ------------------------ ------------ -----------
r b avm fre re pi po fr sr cy in sy cs us sy id wa
2 0 22534 1465 0 0 0 0 0 0 238 903 239 77 23 0 0
2 0 22534 1445 0 0 0 0 0 0 209 1142 205 72 28 0 0
2 0 22534 1426 0 0 0 0 0 0 189 1220 212 74 26 0 0
3 0 22534 1410 0 0 0 0 0 0 255 1704 268 70 30 0 0
2 1 22557 1365 0 0 0 0 0 0 383 977 216 72 28 0 0
What can be concluded from this output?- AThe machine is CPU bound.
- BThe machine needs memory optimized.
- Cthe machine needs a FDDI card installed.
- DA user program is causing unnecessary paging.
53A system administrator runs the vmstat command. The output of vmstat is
shown in the following exhibit (using a 15 minute interval).
kthr memory page faults cpu
----- ----------- ------------------------ ------------ -----------
r b avm fre re pi po fr sr cy in sy cs us sy id wa
2 0 9200 11027 0 0 0 0 0 0 103 52 14 14 16 0 69
2 1 9200 11027 0 0 0 0 0 0 207 251 29 12 11 0 67
3 1 9200 11027 0 0 0 0 0 0 207 120 29 9 11 0 80
5 1 9200 11027 0 0 0 0 0 0 206 120 29 13 5 0 79
4 1 9200 11027 0 0 0 0 0 0 207 131 32 9 8 0 72
Based on this output, what is the average CPU idle time as a percentage?- A45.5
- B75.3
- C44.04
- D73.4
54A user is able to get a login prompt for the server but gets a failed login error
message when trying to login with an ID. Which of the following is the most
likely cause of this problem?- Athe hard drive is bad.
- BThe /home file system is full.
- CThe server is low on paging space.
- DThe user has entered an invalid ID or password.
55Which of the following files contains UID, home directory, and shell
information?- A/etc/passwd
- B/etc/security/user
- C/etc/security/environ
- D/etc/security/passwd
56A customer has cloned a machine using mksysb. The source machine
contained a graphics adaptor and display and was running Xwindows. The
target machine has an IBM 3151 terminal and no graphics capability. The
customer states that they are seeing the following message repeatedly scroll
across the login screen.
*******************************************************
* Starting Desktop Login on display :0÷
*
* Wait for the Desktop Login screen before logging in.
*
*******************************************************
To prevent this message from appearing, which of the following actions
should be performed?- ARun the cdecfg -disable command.
- BRun the startx -no command and reboot.
- CRun the dtconfig -d command and reboot.
- DRemove the X=start line from the /etc/security/login.cfg file and reboot.
57After completing the installation of the Base Operating System on one of the
servers, the system administrator would like for all users who telnet into this
machine to see a specific message each time they successfully log in. Which
file should be edited to provide this message?- A/etc/motd
- B/etc/profile
- C/etc/environment
- D/etc/security/login.cfg
58A marketing manager would like her shell prompt to reflect the directory she is
in so that if she needs to remove a file, she will be sure to be in the proper
directory. Which of the following environment variables can be set to
accomplish this?- APS1
- BPATH
- CDISPLAY
- DLOCPATH
59The Widget Company has installed a new laser printer on their network. The
RS/6000 has been configured to print to that printer using the pcl queue. A
print job was submitted to the pcl queue and was running until the printer ran
out of paper. The printer was offline for 30 minutes before the paper was
added. What needs to be done to continue the print job?- Aenable pcl
- Bstartsrc -s lpd
- Crefresh -s lpd
- Dresubmit the job
60To list the print job 120 on printer lineprinter, which command would you use?
- Aqchk -P lineprinter
- Bqcan 120
- Cps lineprinter
- Dlsdev lineprinter | grep 120
61To print the file /etc/host to the printer lineprinter, which command would you
use?- Alpr /etc/hosts -P lineprinter
- Blpstat lineprinter
- Clprm /etc/hosts -P lineprinter
- Dprint /etc/hosts
62A Company would like to create an e-mail alias on an AIX workstation that will
forward e-mail 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?- AReboot the workstation.
- BRun the mailq command.
- CStop and start TCP/IP.
- DUse the sendmail command.
63A system administrator wants to process a mail queue after every 45 minutes.
Which of the following commands should be used if the change must take
effect immediately and be permanent?- Asendmail -q45d
- Bsendmail -q45h and also edit /etc/rc.tcpip to change qpi=45h
- Csendmail -q45 and also edit /etc/rc.tcpip to change qpi=45m
- Dsendmail -q45
64All mail sent to root on system mars needs to be redirected to user
administrator on system earth. Prior to running the newaliases command,
which command should be run to accomplish this goal?- AOn system earth, run the command: echo "mars: earth" >> /etc/hosts
- BOn system mars, run the command: echo "root:admin@earth" >>
/etc/aliases - COn system mars, run the command: echo "root:admin@earth" >>
/etc/sendmail.cf - DOn system earth, run the command: echo "root:admin@earth" >>
/etc/sendmail.cf
65By installing the Documentation Search Services client fileset, the following
will be made available to your AIX Version 4.3 system:- ACDE icon
- BWeb browser
- Cdocsearch command and CDE icon
- Dinfo command and CDE icon
66From a forms-capable Web browser, the URL used to access the online
documentation server on an AIX Version 4.3 system is:- Ahttp://server_name[:port_number]/cgi-bin/ds_form
- Bhttp://server_name[:port_number]/cgi-bin/docsearch
- Chttp://server_name[:port_number]/cgi-bin/info
- Dhttp://server_name[:port_number]/cgi-bin/man
67A system administrator uses the startsrc command to start the font server
and gets the following message:
subsystem not on file
Which of the following is the proper way to make this subsystem available?- ARun the definesrc -s xfs command.
- BRun the xfsconf script and then run startsrc -s xfs command.
- CThe font server can not be controlled by the system resource //controller.
- DRun the startsrc -s xfs command and then refresh -s inetd
command.
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- Examen de Certificaciones
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- mauriciocartes92
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