exam 310 016 sun certified system administrator for solaris 9 upgrade phần 7 doc

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QUESTION 231:

What is a benefit of mounting resources using the automounter?

A. Resources are mounted in demand.
B. The server controls the mounting of the client resource.
C. The NFS resources stay mounted permanently on the client.
D. The automount utility updates the client /etc/vfstab file automatically.

Answer: A

QUESTION 232:

Which command is used to display available swap space?

A. swap -a
B. swap -d
C. swap -l
D. swap -v

Answer: C

QUESTION 233:

You have a requirement for files in the directory seta to gain rw-rw-rwpermission
when they are created. This must happen regardless of
a users unmask value, so you must assign an ACL to the directory

for this purpose.
Which command will assign to seta an ACL that achieves this?

A. setfacl -d u:d:rw-,g:d:rw-,o:d:rw-,d:m:rw- seta
B. setfacl -r u:d:rw-,g:d:rw-,o:d:rw-,d:m:rw- seta
C. setfacl -r d:u:rw-,d:g:rw-,d:o:rw-,d:m:rw- seta
D. setfacl -m d:u::rw-,d:g::rw-,d:o:rw-,d:m:rw- seta
E. setfacl -m \
user:default:rw,group:default:rw-,\
other:default:rw-,d:m:rw- seta

Answer: D

QUESTION 234:

Which two statements about the functionality of the syslogd daemon are true?
(Choose two)

A. Error messages can only be logged locally in a system log.
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B. The kernel, daemons, and syslogd each write directly to a system log.
C. Syslogd can write messages to the console as well as to a system log.
D. The logger command communicates with syslogd which then logs the message according to
its configuration file.

Answer: B, C

QUESTION 235:

Your /etc/syslog.conf file contains the line:
*.alert;kern.errdaemon.notice@operator
To which destination are messages sent?

A. The user named operator.
B. The host named operator.
C. The /var/log/operator file.
D. All members of the group operator.

Answer: B
The leading @ sign means machine/host, not operator.
\

QUESTION 236:

You have a large number of systems in your organization which are currently running either
Solaris 2.6 or Solaris 7. You have been tasked with ensuring that all of these systems are running
Solaris 9, and you are considering using the Flash installation feature to achieve this.
What is a requirement for using the Flash installation feature?

A. You must be performing an initial installation.
B. You must be performing an upgrade installation.
C. You must make the Flash archive available using NFS.
D. You must run a pre-install script on each system to slice the disk.

Answer: A
You CANNOT do an upgrade with flash.
On page 829 of Ed Tittel's "Solaris 9 System Administrator

Certification", it states, "A Flash installation is only used to
perform an initial installation. Flash cannot be used to upgrade a
system."

QUESTION 237:

You have configured a client profile (class) file on a JumpStart server. You boot the
JumpStart client, and during the installation process, you notice that the profile file is not
installing the client with the configuration intended. You abort the installation and now
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must modify the profile file on the JumpStart server.
Which action can be taken on the server to quickly test the behavior of the modified profile file?

A. Run the check script.
B. Run the pfinstall command.
C. Run the add_install_client command.
D. Run the modify_install_server command.

Answer: B

QUESTION 238:

You are responsible for maintaining a server used to support installations by means of Flash
archives. The diversity of systems on your organizations network means that you have many
different Flash archives on this server.
Which command can be used to find out who created the archives and when they were created?

A. flar -d archivename
B. flar -i archivename
C. flar -v archivename
D. flar -cv archivename

Answer: B

QUESTION 239:

The /etc/rpc file on your systems contains the line:
mountd 100005 mount showmount
What does the field 100005 represent?

A. The user ID used to run the mountd daemon.
B. The process ID assigned to the mountd daemon.
C. The port number assigned to the mountd daemon.
D. The RPC program number assigned to the mount service.

Answer: D

QUESTION 240:

Which statement about RAID levels is true?

A. RAID 5 uses distributed parity
B. RAID 0+1 provides no advantage over RAID 1.
C. RAID 0 refers to striping but NOT to concatenation.
D. RAID 1 is the only RAID level providing redundancy.
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Answer: A

QUESTION 241:

Your company has 18 different staff groupings who use a lot of disk space. You have a 36-Gbyte
disk and wish to divide it into 18 separate sections to stop any one groups overuse from
impacting the others.
Which statement is true?

A. You can configure 18 disk slices to achieve this.
B. This sort of disk sectioning cannot be achieved.
C. You can use Solaris Volume Manager soft partitions to achieve this.
D. You must use a third-party volume management product to achieve this.

Answer: C

QUESTION 242:

Which service is provided by a naming service?

A. Labeling tape volumes for backup.
B. Reporting file name to inode relationships.
C. Uniquely naming file system mount points.
D. Uniquely naming network shared resources.
E. Providing a shared repository for administrative data.

Answer: E

QUESTION 243:

Which two processes and daemons are executed by the /usr/lib/netsvc/yp/ypstart script on an
NIS slave server? (Choose two)

A. ypbind
B. ypinit
C. ypserv
D. ypxfrd

Answer: A, C

QUESTION 244:

Which three files does RBAC use? (Choose three)

A. /etc/user_attr
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B. /etc/exec_attr
C. /etc/prof_attr
D. /etc/security/user_attr
E. /etc/security/exec_attr
F. /etc/security/prof_attr

Answer: A, E, F
From the SUN Ed. documentation, there are four (4) databases that RBAC uses:

1. /etc/user_attr
2. /etc/security/auth_attr
3. /etc/security/prof_attr
4. /etc/security/exec_attr
Therefore, the correct answers are A, E, F
Note:Uncertainty.alternatively:B,E,F

QUESTION 245:

Which two statements about the RBAC security mechanism are true? (Choose two)

A. The roleadd command uses the same default shell as useradd.
B. The roleadd command updates the user_attr file when it adds a role to the system.
C. The -p option, used to associate an account with a profile, can only be used with roleadd.
D. Using usermod -R rolename username updates the user_attr file to
associate a user with a role.

Answer: B, D

QUESTION 246:

Which four files need to be configured on a boot server to allow the JumpStart client boot
operation? (Choose four)

A. hosts
B. vfstab
C. dfstab
D. ethers
E. mnttab
F. bootparams

Answer: A, C, D, F

QUESTION 247:

Which line can be entered into the /etc/dfs/dfstab file for saturn to enable a remote root user on
the client system mars to have root privileges on the /var shared resource?

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A. share -F nfs /var
B. share -F nfs -o ro /var
C. share -F nfs root=mars /var
D. share -F nfs -0 ro=mars /var
E. share -F nfs -o root=mars /var

Answer: E

QUESTION 248:

What is the purpose of automount maps?

A. To list all maps in use and their mount points.
B. To keep a list of what resources are NFS mounted.
C. To synchronize mounting between client and server.
D. To enable the client to automatically mount NFSresources.
E. To enable the server to track what resources the client is mounting.

Answer: D

QUESTION 249:

You are extending the NIS support in your network to include a new NIS map to support
automount direct maps. As part of this process, you modify the NIS Makefile to include the line:
auto.direct: auto.direct.time
What does this line signify?

A. The auto.direct NIS map is indexed using the time at which resources are mounted by a client.
B. Client use of the auto.direct NIS map is recorded in the log file /var/yp/auto.direct.time.
C. The auto.directdependency is satisfied when the auto.direct.timedependency is satisfied.
D. If the auto.direct file does not exist, it should be created using the auto.direct.time file as a
template.

Answer: C

QUESTION 250:

Your system contains the line:
domain education.sun.com
in its DNS configuration file.
What is the purpose of this file?

A. It defines the local DNS domain name.
B. It defines the DNS server for the local domain.
C. It defines the domain for which this system is a DNS server.
D. It defines the domains this host is allowed to query using DNS.
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Answer: A

QUESTION 251:

Which two are RAID 1 write policies? (Choose two)

A. Serial
B. Secure
C. Loaded
D. Parallel
E. Convergent

Answer: A, D

QUESTION 252:

The configuration file for the NFS server logging daemon contains the entry:
IDLE_TIME=30
What does this entry signify?

A. The NFS logging daemon should look for work every 30 minutes.
B. The NFS logging daemon should look for work every 30 seconds.
C. The NFS logging daemon should stop itself if no activity occurs for 30 hours.
D. The NFS logging daemon should stop itself if not activity occurs for 30 minutes.
E. The NFS logging daemon should wait for 30 transactions to occur before performing work.

Answer: B

QUESTION 253:

Which command should you run to set up an install server and to copy the contents of the Solaris
software 1 of 2 CD-ROM to /export/install?

A. setup_install_server /export/install
B. add_install_server -c /export/install
C. setup_install_server -s /export/install
D. setup_install_server -b /export/install

Answer: A

QUESTION 254:

You are working on a system connected to the network. You attempt to NFS mount a directory.
# mount host1:/usr/share/man /usr/share/man
Your system displays the message:
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nfs mount: host1: : RPC:: Program not registered
nfs mount: retrying: /usr/share/man
What is a possible cause of this problem?

A. The nfsd process is not registered with the rpcbind process.
B. The mountd process is not registered with the rpcbind process.
C. The mount command is not registered with the rpcbind process.
D. The rpcbind process cannot access the /usr/share/man directory.

Answer: B

QUESTION 255:

You have edited the /etc/dfs/dfstab file and added two new lines on a system which is already
functioning as an NFS server.
Which command causes these two new resources to be made available?

A. share
B. mount -a
C. mountall
D. shareall
E. showmount -a

Answer: D

QUESTION 256:

What is the function of a proxydn?

A. It is the daemon used by LDAP clients to access DNS domain information.
B. It is a command used by a user on an LDAP client to retrieve DNS domain information.
C. It is a command used by a user on an LDAP client to retrieve LDAP directory tree
information.
D. It is the authenticated account used to bind the LDAP server to retrieve LDAP directory tree
information.

Answer: D

Explanation: This is one dn called proxydn in iDS 5.1.
Not B, C: There is no command line called "proxydn".

QUESTION 257:

What is the advantage of configuring a series of disks into a striped virtual disk?

A. Automatic failover.
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B. Reduced disk space take up.
C. Increased I/O performance.
D. Data duplication for redundancy.

Answer: C

QUESTION 258:

Which entry should be added to the /etc/auto_master file to reference a direct automount map?

A. - auto.direct
B. // auto.direct
C. / auto.direct
D. /- auto_direct
E. -/ auto_direct

Answer: D

QUESTION 259:

What can be added to the /etc/vfstab file to automatically mount the /var directory from the NFS
server saturn onto the mount point /test so it is mounted as read-only with interrupts disabled?

A. saturn:/var - /test nfs - yes -
B. saturn:/var - /test nfs - yes ro
C. saturn:/var - /test nfs - yes ro,intr
D. saturn:/var - /test nfs - yes bg,soft
E. saturn:/var - /test nfs - yes ro,nointr

Answer: E

QUESTION 260:

The default run level is 3 and the host is configured as an NFS server with valid entries in
/etc/dfs/dfstab.
Which two command stings restart NFS services? (Choose two)

A. init 6
B. pkill -HUP inetd
C. /ect/init.d/nfs.server restart
D. /ect/init.d/nfs.serverstop;/etc/init.d/nfs.serverstart

Answer: A, D

QUESTION 261:

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Your /etc/syslog.conf contains the line:
*.alert;kern.err;daemon.notice@operator
To which destination are the messages are sent?

A. The host called operator.
B. The user called operator.
C. The /var/adm/operator file.
D. All members of the group operator.

Answer: B

QUESTION 262:

With regard to the JumpStart services available with the Solaris Operating Environment, which
server provides information that a JumpStart client uses to partition disks and create file systems,
and to add or remove Solaris packages?

A. The web server.
B. The boot server.
C. The install server.
D. The configuration server.

Answer: D

QUESTION 263:

You want to configure the JumpStart serverjsserver to support a JumpStart client.
Which option and parameter in the add_install_client script should be

used to specify the sysidcfg file located in the directory
/export/install/config?

A. -p /export/install/config
B. p jsserver:/export/install/config
C. -c /export/install/config/sysidcfg
D. -c jsserver:/export/install/config/sysidcfg

Answer: B

QUESTION 264:

Which command lists the registered RPC services?

A. ipcs
B. lsrpc
C. rpcall
D. psrinfo
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E. rpcinfo
F. rpclist

Answer: E

QUESTION 265:

Solaris Volume Manager uses a state database. What are two functions of a state database?

(Choose two)

A. A state database is a location for the storage of volume definitions.
B. A state database is a location for the storage of RAID 5 volume parity.
C. A state database is a location for the storage file system metadata, facilitating fsck.
D. A state database is a location in which state information for each volume is maintained.

Answer: A, D

QUESTION 266:

You are configuring a DNS client on your organizations network. You need to configure the
name service switch to tell the client to use DNS.
Which two are databases in the name service switch for the dns keyword is valid? (Choose two)

A. hosts
B. ipnodes
C. services
D. netmasks
E. networks

Answer: A, B

Explanation: Appears in the etc/nsswitch.dns file.

QUESTION 267:

You are configuring a DNS client on your organizations network.
Which is the maximum number of DNS servers that can be specified in a client's DNS
configuration file?

A. 2
B. 3
C. 4
D. 5

Answer: B

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QUESTION 268:

You run the command:
getfacl file1
and receive the output:
# file: file1
# owner: user1
# group: other
user::rwgroup::
r #effective:r
mask:r
other:r
You run the command:
setfacl -m u:user2:7 file1
Which two statements about the effect of running the setfacl command are true? (Choose two)

A. The ownership of the file file1 is changed to user2.
B. The effective permission assigned to user2 for file1 is r

C. The existing ACL entries are replaced with a single entry for user2.
D. The ACL for the file file1has an additional entry added for the user user2.
E. The default ACL for the user user2 is set using the contents of the file file1.

Answer: B, D

QUESTION 269:

Exhibit:
karch sun4u && network 192.168.1.0 begin class1.sun4u finish
any- - any_machine -
Which type of JumpStart configuration file is shown in the exhibit?

A. rules file
B. class file
C. finish script
D. sysidcfg file
E. bootparams file

Answer: A

QUESTION 270:

Assuming the swap file /swapdir/swapfile1 has been created, which command can be used to add
this file to the available swap space?

A. swapadd /swapdir/swapfile1
B. swap -a /swapdir/swapfile1
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C. mount -a /swapdir/swapfile1 /swap
D. growfs /swap -f /swapdir/swapfile1

Answer: B

QUESTION 271:

You are using a client system in your organizations NIS domain and you need to find the list of
servers, which is held in the NIS map ypservers.
You run the command:
ypcat ypservers
and it returns several blank lines.
What is the correct ypcat command to display the list of NIS server?

A. ypcat -v ypservers
B. ypcat -V ypservers
C. ypcat -l ypservers
D. ypcat -k ypservers

Answer: D

QUESTION 272:

Based upon the business needs of the company, highly available data are very important, but the
cost of a fully mirrored data configuration is beyond the current financial resources of the
company.
Which RAID configuration should you choose to hold the companys data?

A. RAID 0
B. RAID 1
C. RAID 5
D. RAID 1+0
E. RAID 0+1

Answer: C

QUESTION 273:

You are receiving error messages that the /lard file system is full. You check and see that it has a
large file called swapfile. Your system has more than enough swap space. You suspect that the
file is in use as swap space.
correct
the file system problem?Which sequence of commands confirms that the file was in use as swap space, and
helps

A. swap-r/lard/swapfile;rm/lard/swap
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B. swap-1;swap-d/lard/swapfile;rm/lard/swap
C.swap-1;rm/lard/swapfile;swap-d/lard/swapfile
D.swap-1;swap-r/lard/swapfile;rm/lard/swapfile

Answer: B

QUESTION 274:

Under which condition will the command mount /mnt cause an NFS client to
mount a resource from an NFS server?

A. When there is an appropriate /mnt entry in the clients /etc/vfstab file.
B. When there is an appropriate /mnt entry in the servers /etc/vfstab file.
C. When there is an appropriate /mnt entry in the clients /etc/dfs/dfstab file.
D. When there is an appropriate /mnt entry in the servers /etc/dfs/dfstab file.

Answer: A
An NFS server cannot mount any filesystem on an NFS client. The server shares the resource,
but the client mounts the resource.

QUESTION 275:

Given the file excerpts:
/etc/passwd

user10:x:108:10::/home/user10:/bin/sh
admin3:x:106:14::/home/admin3:/bin/pfksh
user4::x:112:10::/home/user4:/bin/sh
/etc/user_attr

user10::::profiles=file system management,user security;type=normal
admin3::::profiles=mediabackup;type=role
user4::::roles=admin3;type=normal
/etc/security/prof_attr

MediaBackup::Backup files and file systems:help=RtMediaBkup.html
User Security:::Manage passwords, clearances:auths=s
r.*solaris.admin.usermgr.*;help=Rtuser security.html

File System Management:::Manage, mount, share file systems:help=RtFileSysMngmt.
Html;auths=solaris.admin fsmgr.*,solaris.admin.diskmgr.*,solaris.admin volmgr
/etc/security/exec_attr

User Security:suser:cmd:::/usr/sbin/pwck:euid=0
User Security:suser:cmd:::/usr/sbin/pwconv:euid=0
mediabackup:suser:cmd:::/user/lib/ufs/ufsdump:euid=0;gid=sys
File System Management:suser:cmd:::/usr/sbin/devinfo:euid=0