Aix Admin Course 1

Front 1

how do you check the block size on a tape?

Back 1

use the tctl command with the -f flag the tape name and the status subcommand. ex: tctl -f /dev/rmt0 status

Front 2

what does the errlogger command do?

Back 2

allows the admin to record messages...

Front 3

what is the bosboot command used for? give an example of the command.

Back 3

to create a boot image. bosboot -ad /dev/rmt0.1

Front 4

what does smit stand for?

Back 4

system management interface tool

Front 5

when a system boots, what is the 1st process that is ran?

Back 5

init

Front 6

what are the 3 phases of the AIX boot process?

Back 6

1. Hardware initialization.
2. Base Device Configuration.
3. System Boot

Front 7

what does a flashing 888 code on the lcd mean?

Back 7

serious hardware problem

Front 8

what does the /usr/sbin/shutdown script do?

Back 8

it runs the killall command to terminate all processes. it then runs the sync command to clear memory, unmounts the file systems, and finally invokes the halt command.

Front 9

what command would you use to rewind a tape?

Back 9

tctl -f /dev/rmt0 rewind

Front 10

what are the common shutdown flags and what do they do?

Back 10

-r reboot
-F quick shutdown with no warning to users.
-m brings the system to maintenance or single user mode.
+{Time} number of minutes to shutdown in
Message broadcast message

Front 11

what does command errpt get you?

Back 11

the error log... usually hardware or software... sometimes informational

Front 12

when you shutdown an AIX system, which script is ran?

Back 12

/usr/sbin/shutdown

Front 13

what is ODM

Back 13

Object Data Manager

Front 14

list the mksysb command options.

Back 14

-X Expands the /tmp file if needed
-i Creates the /image.data file
-m Creates the /image.data file and the physical partition maps
-e Excludes the files and directories
-v Lists files as they are backed up
-p Ensures that files are not packed as they are backed up
-b Shows how many 512-byte blocks to write in a single ouptu operation

Front 15

what is the command to attain the attributes of a file?

Back 15

aclget

Front 16

which group is the default group for all users created in the system?

Back 16

staff

Front 17

what command is used to edit ODM files?

Back 17

odme

Front 18

when AIX is installed, where are the details of the BOS installation held?

Back 18

in the bosinst.data file. this is located in /var/adm/ras directory

Front 19

what command can you use to rewind a tape to the beginning?

Back 19

tctl -f {device} rewind

Front 20

what does the run level Q or q mean?

Back 20

tells the init command to re-examine the /etc/innitab file.

Front 21

what is the typical command to change the block size of a tape?

Back 21

chdev -l rmt0 -a block_size=###

Front 22

how can you create a backup from the command prompt?

Back 22

mksysb command

Front 23

what is an LPP?

Back 23

licensed program product. an lpp is a complete software product collection including all packages and filesets required. the BOS is an example of an lpp

Front 24

what are the minimum hardware requirements?

Back 24

terminal must be attached. system unit must be unlocked with the system key. all users must be logged off a multi user system. 32mb of ram, 380mb HD

Front 25

what is the ODM for?

Back 25

it is designed to maintain system and device configurations and vital product data. it is a binary database used by aix for configuration information, which is then used by the dynamic kernel.

Front 26

what is the lsuser command used for?

Back 26

list the attributes of all | a user

Front 27

what is held in the /etc/security/roles file?

Back 27

a list of valid roles

Front 28

how do you check how much space is available in the root volume group?

Back 28

lsvg rootvg command

Front 29

how is the /etc/security/roles file manipulated?

Back 29

with the commands:
chrole
lsrole
mkrole
rmrole

Front 30

what is a fileset?

Back 30

the smallest individually installable unit. it is a collection of files that provide a specific function.

Front 31

what is a package?

Back 31

contains a group of filesets with a common function.

Front 32

what is a command you could use to list the attributes of a device?

Back 32

lsattr -E -l {DEVICE}

Front 33

which command sets the control information of a file?

Back 33

aclput

Front 34

what is the instfix command used for?

Back 34

allows you to install a fix or a set of fixes withou knowing any info other than the APAR number given to you by the support center

Front 35

what are the standard fileset suffixes?

Back 35

.adt, .com, .compat, .data, .dev, .diag, .fnt, .info, .help, .loc, .mp, .psg, .rte, .smit

Front 36

what is the
tctl -f /dev/rmt0.1 fsf command used for?

Back 36

this command brings the tape to the end of the first image

Front 37

aix filesets follow a standard naming convention. give an example.

Back 37

lpp * package * fileset * suffix

bos.terminfo.print.data

Front 38

each software component is divided into three parts, what are they and why?

Back 38

root, usr, and share. this is done to support code serving and diskless workstations.

Front 39

what is a bundle?

Back 39

a bundle is a collection of packages and filsets suited for a particular environment.

Front 40

describe the backup levels

Back 40

level 0 is a full.
level one is an incremental that is a backup of all files that have changed since 0, level 2 since one and so on.