AIX题库练习

Vendor: 000-104

Exam Code: Aix 6.1 Administration

Exam Name: IBM

Version: 3.00

分卷:A

1: What should an administrator do to allow the logon of a user to a local system without

limitations from the host 'webserver'?

A.configure the /etc/.rhosts with:

webserver

B.configure the root'$HOME/.rhost file with:

+webserver

C.configure each user's $HOME/.rhosts file with:

webserver

D.configure the root'$HOME/.rhost file with:

Correct Answers: C

Explanation:

2:What is the process for creating an NFS mount between two servers in the same network zone?

A.Export the desired filesystem in the /etc/nfs file, run 'exportfs -a', create a mount directory on

the desired server, and mount the NFS

filesystem.

B.Run 'exportfs -a', export the desired filesystem in the /etc/nfs file, create a mount directory on

the desired server, and mount the NFS

filesystem.

C.Export the desired filesystem in the /etc/exports file, run 'exportfs -a', create a mount directory

on the desired server, and mount the NFS

filesystem.

D.Run 'exportfs -u', export the desired filesystem in the /etc/exports file, create a mount directory

on the desired server, and mount the NFS

filesystem.

Correct Answers: C

Explanation:

3: How should an administrator change the order in which host name lookup is performed so that

it reads the host file before using DNS?

A.Edit the /etc/inetd.conf file so that it reads 'local, bind'.

B.Edit the /etc/resolv.conf file so that it reads 'local, bind'.

C.Edit the /etc/netsvc.conf file so that it reads 'local, bind'.

D.Edit the /etc/nslookup.conf file so that it reads 'local, bind'.

Correct Answers: C

Explanation:

4:Which file should be edited to manually add a printer?

A./etc/prtconf

B./etc/qconfig

C./etc/lpconfig

D./etc/prtconfig

Correct Answers:B

Explanation:

5: Which install method should be used to recycle an LPAR without retaining any information

from its original configuration?

A.Migration

B.Preservation

C.New and Complete Overwrite

D.Alternate disk installation

Correct Answers: C

Explanation:

6: While reducing a file system, an administrator receives the following error message:

root@aixserver:/home/root# df -k /var Filesystem 1024-blocks Free %Used Iused

%Iused Mounted on /dev/hd9var 3538944 2686256 25% 14370 3% /var

root@aixserver:/home/root# chfs -a size=-512M/var chfs: There is not enough free space to

shrink the file system. What is the most likely cause of the problem?

A.The jfs2log is corrupt.

B.The bos.rte.filesystem fileset is broken.

C.The file system cannot be reduced by a multiple of 512 megabytes.

D.The df command does not reflect fragmentation or the size of the metadata.

Correct Answers: D

Explanation:

7: An administrator created a .env file in a user's home directory to configure a number of custom

environment variables for a local application. However, after the user logs out and then logs back

into the system, the custom variables are not being set. What is the most likely reason that the

custom .env file is being ignored?

A.A shell other than ksh is being used by the user.

B.The line 'export ENV=$HOME/.env' is missing from /etc/profile.

C.The line 'export ENV=$HOME/.env' is missing from the user's .profile.

D.The env_profile attribute is not defined for the user within /etc/security/user.

Correct Answers: C

Explanation:

8: Which command will configure a directory /commonfiles so that a user cannot delete files

owned by other users in the same group?

A.chmod +S /commonfiles

B.chmod 4775 /commonfiles

C.chmod 1777 /commonfiles

D.chmod -orgx /commonfiles

Correct Answers: C

Explanation:

9: 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.

Correct Answers:A

Explanation:

10: What is the purpose of configuring Workload Manager on a server used for development and

QA?

A.To experiment with shared processor pools

B.To isolate physical hardware between workloads

C.To control resource utilization on an application-by-application basis

D.To leverageWorkload Partition Manager for performance trending and analysis

Correct Answers: C

Explanation:

11:Which best describes the main purpose of Service Update Management Assistant (SUMA)?

A.Schedules the install AIX APARs and updates

B.Automatically installs AIX APARs and updates via the HMC

C.Schedules and automates the download of AIX APARS and updates

D.Automatically queries existing machines and alerts when APARS and updates are available

Correct Answers: C

Explanation:

12: What is the minimum number of CECs required to avoid single points of failure on a Power

570 server?

A.1

B.2

C.3

D.4

Correct Answers:B

Explanation:

13:What is the likely cause of a system hanging at boot code 557?

A.The system is configuring network adapters.

B.The system is configuring fibre channel devices.

C.The system is unable to mount the rootvg filesystems.

D.The system is unable to access the installation media.

Correct Answers: C

Explanation:

14: Which action enables an administrator to make a VIO Server automatically activate when the

physical machine is powered on?

A.Ensure the /etc/auto_start file exists on the VIOS.

B.Ensure the 'cfgdev -a boot=yes' command has been executed.

C.Select the 'Automatically start when the managed system is powered on' option within the VIO

Server LPAR profile.

D.Add the VIO Server to the 'Automatically start when the managed system is powered on' field

on the Managed System properties.

Correct Answers: C

Explanation:

15:Which of the following commands should be used to delete an entry from the /etc/inittab?

A.xitab

B.rmitab

C.chitab

D.delitab

Correct Answers:B

Explanation:

16:Which command shows all the paging spaces available on a system?

A.lsps -a

B.showps -a

C.psdisplay -l

D.swaplist -ALL

Correct Answers:A

Explanation:

17: Which reference code is displayed during the boot process that signals that an administrator

may interrupt the boot process to enter the SMS Menu?

A.517

B.B0G1

C.E1F1

D.00A8

Correct Answers: C

Explanation:

18: An administrator has mirrored the root volume group to a second disk, but 'bootlist' is failing

to correctly add the second disk. What is the likely cause of the problem?

A.The administrator has failed to run 'bosboot -ad <2nd disk>' prior to the bootlist command.

B.The administrator has failed to run 'bootinfo -B <2nd disk>' prior to the bootlist command.

C.The administrator has failed to run 'mirrorvg -m rootvg <2nd disk>' prior to the bootlist

command.

D.The administrator has failed to run 'bosboot -ad /dev/ipldevice <2nd disk>' prior to the bootlist

command.

Correct Answers:A

Explanation:

19: What facilitates the installation of the base fileset for the Data Encryption Standard (DES)

Library Routines?

A.Fix Central

B.AIX 6.1 disc

C.IBMAIX Toolbox

D.AIX Expansion Pack

Correct Answers: D

Explanation:

20:What is the effect of using Capacity on Demand on LPARs configured on a managed system?

A.It allows dynamic increase of CPU and memory allocation for all LPARs.

B.It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired' and

'Maximum' partition profile values are equal.

C.It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired'

partition profile values are less than the 'Maximum'

values.

D.It allows dynamic increase of CPU and memory allocation for LPARs when the 'Desired'

partition profile values are greater than the

'Maximum' values.

Correct Answers: C

Explanation:

21: Which PowerVM feature will allow LPARs to be configured with different configurations of

resources?

A.Dynamic LPARs

B.LPAR profiles

C.Live Partition Configurability

D.Multiple shared processor pools

Correct Answers:B

Explanation:

22: What is the minimum amount of memory required for a new LPAR to be built via NIM on

AIX 6.1?

A.128M

B.256M

C.512M

D.1024M

Correct Answers:B

Explanation:

23: Which command will list ODM class descriptions to provide the format needed to create a

new class?

A.odmadd

B.odmget

C.odmshow

D.odmcreate

Correct Answers: C

Explanation:

24:What is the implication of using Deferred versus Concurrent firmware updates?

A.Deferred firmware updates require a reboot to be applied, while concurrent updates do not.

B.Deferred firmware updates require a full power IPL to be applied while concurrent updates do

not.

C.Concurrent firmware updates require all LPARs to be quiesced and shutdown prior to initiating

the update, while deferred updates do not.

D.Concurrent firmware updates can be applied to multiple managed systems in parallel, while

deferred updates must be applied sequentially.

Correct Answers:B

Explanation:

25: An administrator attempts to create a link of /etc/db_conf to the target directory

/db/v9.7/install/config. The following n?command failed toAn administrator attempts to create a

link of /etc/db_conf to the target directory /db/v9.7/install/config. The following ?n?command

failed to create the link: ln /db/v9.7/install/config /etc/db_conf Which option should be used

when re-running the command to resolve the problem?

A.-s flag to create a soft link

B.-n flag to force create a hard link

C.-N flag to force create a hard link

D.-S flag to force create a soft link

Correct Answers:A

Explanation:

26: Which command(s) will result in the smallest sized backup of the text files contained in the

/staticFS filesystem?

A.tar -cvf file_system.tar /staticFS ; gzip file_system.tar

B.tar -xvf /staticFS file_system.tar ; gzip file_system.tar

C.tar -cvf /staticFS file_system.tar ; compress file_system.tar

D.tar -xvf file_system.tar /staticFS ; compress file_system.tar

Correct Answers:A

Explanation:

27: An administrator is investigating why a non-prompted NIM rte install is failing after the

successful netboot of the spot. A matching spot and lpp_source are correctly allocated to the NIM

client in addition to a bosinst_data. What is the most likely cause of the install failure?

A.The bosinst_data has an incorrect console defined.

B.The bosinst_data is incompatible with the level of spot.

C.The bosinst_data has an incorrect disk location defined.

D.The bosinst_data has an incorrect language option defined.

Correct Answers: C

Explanation:

28: 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.

Correct Answers: C

Explanation:

29:Which command manages interim fixes applied as concurrent updates?

A.emgr

B.instfix

C.installp

D.smit concurrent_update

Correct Answers:A

Explanation:

30: What type of network connection is recommended for HMC and POWER6 Service Processor

communication?

A.Open

B.Public

C.Private

D.Virtual

Correct Answers: C

Explanation:

31: After mirroring rootvg, a system administrator wants to validate that the system will boot

correctly.Which of the following tasks must be performed before changing the boot order?

A.Run a bosboot -a command

B.Mirror the hd5 on the two disks

C.Set up another service mode bootlist

D.Check the disks using a lsvg -p rootvg command

Correct Answers: C

Explanation:

32:Which cfgmgr flag will display additional information during device configuration?

A.cfgmgr -a

B.cfgmgr -v

C.cfgmgr -x

D.cfgmgr -o

Correct Answers:B

Explanation:

33:Which website provides access toAIX Technology Level updates?

A.AIX Tips

B.Fix Central

C.Critical Fixes

D.pSeries and AIX Information Center

Correct Answers:B

Explanation:

34:Which command will determine if the Trusted Computer Base is enabled on a system?

A.getrunmode

B.getsecconf

C.tcbck -display

D.odmget -q attribute=TCB_STATE PdAt

Correct Answers: D

Explanation:

35: A system administrator is creating four LPARs on a Power 550. The Power 550 has 64GB of

memory installed and 32GB activated. The system administrator sets the minimum dedicated

memory to 8GB in the profile for each LPAR. After activating three LPARs, he is not able to

activate the fourth LPAR. What is the likely cause of the problem?

A.The Power 550 is licensed for three LPARs only.

B.There is not enough memory to meet the minimum dedicated memory requirement for the

fourth LPAR. A faulty memory DIMM is detected in

the POWER5 550.

C.There is not enough memory to meet the minimum dedicated memory requirement for the

fourth LPAR. The HMC reserves some memory to

perform logical partition tasks.

D.There is not enough memory to meet the minimum dedicated memory requirement for the

fourth LPAR. The hypervisor reserves some

memory to perform logical partition tasks.

Correct Answers: D

Explanation:

36: IBM remote support for hardware maintenance is required for several mission critical Power

595 servers. The data center is very security conscious and does not allow internet access. How

should an administrator configure outbound connectivity of Electronic Service Agent?

A.VPN

B.Modem

C.Private LAN

D.Pass-through systems

Correct Answers:B

Explanation:

37:What must an administrator do to prevent new telnet users from connecting to the system?

A.rmdev -l /dev/pts

B.touch /etc/nologin

C.chdev -l sys0 -a nologin

D.chuser -a login=false ALL

Correct Answers:B

Explanation:

38: During an attempt to 'scp' between two hosts, an error indicating PRNG is not seeded is

displayed. What is the likely cause of the error?

A.The sshd user id is locked.

B.The /var/empty directory needs to be created.

C.PRNG is set to 'no' in the /etc/ssh/sshd_config file.

D.The permissions on /dev/random and /dev/urandom are incorrect.

Correct Answers: D

Explanation:

39:Which system provides redundant system clocks?

A.Power 595

B.Power 560

C.Power 570

D.Power 550

Correct Answers:A

Explanation:

40: How can the administrator use file 'a' containing '-El sys0' to view the attributes of a device?

A.lsdev -fv a

B.lsattr -f a

C.lsattr | cat a

D.lsdev -Cc | cat a

Correct Answers:B

Explanation:

41: A filesystem failed to successfully mount, indicating the error message: 0506-324 - cannot

mount media not formatted or invalid format 0506-342 - Superblock is dirty run fsck Which

parameter can be passed to the fsck command to automatically take any remedial action required?

A.-p

B.-y

C.-f

D.-v

Correct Answers:B

Explanation:

42: Which method will configure an e-mail notification when permanent hardware errors are

logged in the errorlog?

A.Create or update the errnotify stanza in the ODM.

B.Update errpt daemon configuration file /etc/errpt.conf.

C.Update errpt daemon configuration file /var/adm/errpt.conf.

D.Define a notification alias in the /etc/syslog.conf file with the *.error stanza

Correct Answers:A

Explanation:

43:Which command shows dump components and controls live dump attributes?

A.dumpctrl

B.sysdumpdev

C.livedumpdev

D.livedumpctrl

Correct Answers:B

Explanation:

44: Which command will create a group called 'delivery' and set the administrators to 'john' and

'mary'?

A.mkgroup -A=john,mary delivery

B.groupadd -A=john,mary delivery

C.mkgroup adms=john,mary delivery

D.groupadd adms=john,mary delivery

Correct Answers: C

Explanation:

45: Which of the following is the correct command to document a Power Systems server using

sysplan?

A.mksysp -m Server-9117-MMA-SN10FC123 > Server-9117-MMA-SN10FC123.sysplan

B.mksysplan -f Server-9117-MMA-SN10FC123.sysplan -m Server-9117-MMA-SN10FC123

C.sysplan -new Server-9117-MMA-SN10FC123.sysplan -m Server-9117-MMA-SN10FC123

D.sysplancreate -m Server-9117-MMA-SN10FC123.sysplan -f Server-9117-MMA-SN10FC123

Correct Answers:B

Explanation:

46:Which command will list the top 5 memory intensive processes?

A.lsmem -pu 5

B.lsps -psu 5

C.svmon -Put 5

D.ps -au | sort -rn +4 | head -5

Correct Answers: C

Explanation:

47: An administrator is supporting an AIX 6.1 LPAR remotely and needs a tape operator to plug a

cable into an Ethernet adapter. The tape operator does not have POWER6 595 knowledge. What

can the administrator do to assist the tape operator to locate the correct adapter?

A.Advise the tape operator to review the hardware service guide.

B.Use the diag command to set the Ethernet adapter slot LED to flash.

C.Advise the tape operator to check theWWN stickers of all Ethernet adapter in the I/O drawers.

D.Create a login account for tape operator on the HMC and advise the tape operator to locate the

adapter using the GUI step by step.

Correct Answers:B

Explanation:

48: A previously functional, scheduled snapshot operation against a JFS2 filesystem has failed.

The JFS2 filesystem is mounted and appears intact. What is the most likely cause of the failure

and how should it be resolved?

A.The associated JFS2 log device has failed. Check the log device and varyon the device.

B.The logical volume that hosts the snapshots is full. Increase the size of the logical volume.

C.Fifteen snapshots already exist for the given JFS2 filesystem. Delete at least one existing

snapshot.

D.The volume group that hosts both the snapshots and JFS2 filesystem has lost quorum. Check

and correct the integrity of the volume group.

Correct Answers: C

Explanation:

49: Which command should be used to capture network traffic between the localhost and a host

named 'webserver'?

A.tcpdump webserver

B.tcpdump host webserver

C.tcpdump -hostname webserver

D.tcpdump -print -h webserver

Correct Answers:B

Explanation:

50: A system is being booted into maintenance mode due to root password recovery. After

accessing the root volume group and starting a shell without mounting the file systems, what is the

next step?

A.Delete root's password from the /etc/security/passwd file.

B.Use the diag recovery tool option to reset root's password.

C.Execute the 'passwd' command and assign a new passwd to root UID.

D.Mount the / and /usr filesystems on alternative mount points to edit the password file.

Correct Answers: D

Explanation: