1z0-821 Sample Questions & Answers
Draws on the Image Packaging System for updates, the single biggest weight, plus installing Solaris 11, the Service Management Facility, ZFS storage, Solaris Zones, physical network administration, user account setup, and file access control.
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- Question 1Select 2
Examine this command and its output:
$ zfs list - -t all tank
Name USED AVAIL REFER MOUNTPOINT
tank3.00G 1.84G 32K/tank
tankj'database 3.00G 1.84G 2.00G /tank/database
tank/[email protected] 1.00G - 2.00G -Which two conclusions can be drawn based on this output?
Show answer & explanation
Correct answers: A, B
A, B
A, B
- Question 2
To confirm the IP addresses and netmasks have been correctly configured on the network interfaces, which command(s) should you use?
Show answer & explanation
Correct answer: C
Explanation: Show address information, either for the given addrobj or all the address objects configured on the specified interface, including the address objects that are only in the persistent configuration.
Example;ipadm show-addr
ADDROBJ TYPE STATE ADDR loO/v4 static ok 127.0.0.1/8 loO/v6 static ok ::1/128
- Question 3
You are the administrator for a group of shell script developers. They use vi, and have asked you to make their scripts automatically executable when they save their files. How can this be accomplished?
Show answer & explanation
Correct answer: E
Explanation: Unlike DOS, which uses the file extension to determine if a file is executable or not, UNIX relies on file permissions.
The value assigned by umask is subtracted from the default.
User's file creation mask, umask sets an environment variable which automatically sets file permissions on newly created files, i.
E. it will set the shell process's file creation mask to mode.umask 000 would grant full permissions.
Note: 777 full permissions - Question 4
You notice thatthe /var/.dm/messages file has become very large. Typically, this is managed by a crontab entry.
Which entry should be in the root's crontab file?
Show answer & explanation
Correct answer: B
Explanation: This example shows how to display the default root crontab file.
$ suPassword:crontab -I
#ident '@(#)root 1.19 98/07/06 SMI' /* SVr4.0 1.1.3.1 */ #
The root crontab should be used to perform accounting data collection. # # 103* 153* 30 3* #10 3
- /usr/sbin/logadm
0 /usr/lib/fs/nfs/nfsfind - [ -X /usr/lib/gss/gsscred_clean ]/usr/lib/gss/gsscred_clean
- /usr/lib/krb5/kprop_script___slave_kdcs______
- /usr/sbin/logadm
- Question 5Select 2
You want to deploy Oracle Solaris 11 with the Automated Installer (Al). You need to make sure that your server and network meet the requirements for using Al.
Identify two requirements for using Al.Show answer & explanation
Correct answers: A, D
A, D -- Explanation: A: An automated installation of a client over the network consists of the following high-level steps:Step 1. The client system boots over the network and gets its network configuration and the location of the install server from the DHCP server.
Step 2: The install server provides a boot image to the client.
Etc.
D: If two client machines need to be installed with the same version of the Cracle Solaris 11 CS but need to be installed differently in other ways, then create two Al manifests for the Al install service. The different Al manifests can specify different packages to install or a different slice as the install target, for example.A, D -- Explanation: A: An automated installation of a client over the network consists of the following high-level steps:Step 1. The client system boots over the network and gets its network configuration and the location of the install server from the DHCP server.
Step 2: The install server provides a boot image to the client.
Etc.
D: If two client machines need to be installed with the same version of the Cracle Solaris 11 CS but need to be installed differently in other ways, then create two Al manifests for the Al install service. The different Al manifests can specify different packages to install or a different slice as the install target, for example. - Question 6
You enter dladm show-phys, which provides the following output:
You then enter: ipadm create-ip net3
What is the output?
Show answer & explanation
Correct answer: B
Explanation: According to the exhibit the interface already exists.
The command ipadm create-ip net3 is supposed to create a new interface net3. - Question 7Select 3
Which three Installation option allowfor a 'hands free' and 'unattended'' Installation of the Solaris 11 environment?
Show answer & explanation
Correct answers: D, E, F
D, E, F -- Explanation: Oracle Solaris 11 uses Automated Installer (Al) for unattended installations.
Unattended installations are possible by placing the contents of the Al Image media (or ISO image contents from a download) on an Al server.D, E, F -- Explanation: Oracle Solaris 11 uses Automated Installer (Al) for unattended installations.
Unattended installations are possible by placing the contents of the Al Image media (or ISO image contents from a download) on an Al server.D, E, F -- Explanation: Oracle Solaris 11 uses Automated Installer (Al) for unattended installations.
Unattended installations are possible by placing the contents of the Al Image media (or ISO image contents from a download) on an Al server. - Question 8Select 2
Reviewthe boot environment information displayed on your system:
Which two options accurately describe the new BE boot environment?
Show answer & explanation
Correct answers: B, C
B, C -- Explanation: if the boot environment is unbootable, it is marked with an exclamation point (I) in the Active column in the beadm list output.
The beadm command restricts actions on unbootable boot environments as follows:
You cannot activate an unbootable boot environment. (B)
You cannot destroy a boot environmentthat is both unbootable and marked as active on reboot.
You cannot create a snapshot of an unbootable boot environment.
You cannot use an unbootable boot environment or boot environment snapshot with the -e option of beadm create.
You cannot rename an unbootable boot environment. (C)B, C -- Explanation: if the boot environment is unbootable, it is marked with an exclamation point (I) in the Active column in the beadm list output.
The beadm command restricts actions on unbootable boot environments as follows:
You cannot activate an unbootable boot environment. (B)
You cannot destroy a boot environmentthat is both unbootable and marked as active on reboot.
You cannot create a snapshot of an unbootable boot environment.
You cannot use an unbootable boot environment or boot environment snapshot with the -e option of beadm create.
You cannot rename an unbootable boot environment. (C) - Question 9Select 3
User jack logs in to host Solaris and executes the following command sequence:
Which three statements are correct?
Show answer & explanation
Correct answers: D, E, F
D, E, F
D, E, F
D, E, F
- Question 10Select 4
You are installing the Solaris 11 Operation System by using the Text Installer. A panel prompts you to create a root password and a user account.
Which four describe your options for completing this panel of the Installation?Show answer & explanation
Correct answers: A, B, D, G
A, B, D, G -- Explanation: A: You are not required to create a user account.
B: You must create a root password.
D: lfyou create a user account in this panel, you need to provide both the user's password and a root password.
In this case, root will be a role assigned to the user.
G: If you do not create a user account, you still need to provide a root password.
In this case, root will be a regular user.A, B, D, G -- Explanation: A: You are not required to create a user account.
B: You must create a root password.
D: lfyou create a user account in this panel, you need to provide both the user's password and a root password.
In this case, root will be a role assigned to the user.
G: If you do not create a user account, you still need to provide a root password.
In this case, root will be a regular user.A, B, D, G -- Explanation: A: You are not required to create a user account.
B: You must create a root password.
D: lfyou create a user account in this panel, you need to provide both the user's password and a root password.
In this case, root will be a role assigned to the user.
G: If you do not create a user account, you still need to provide a root password.
In this case, root will be a regular user.A, B, D, G -- Explanation: A: You are not required to create a user account.
B: You must create a root password.
D: lfyou create a user account in this panel, you need to provide both the user's password and a root password.
In this case, root will be a role assigned to the user.
G: If you do not create a user account, you still need to provide a root password.
In this case, root will be a regular user.
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