Oracle Linux 6 Advanced System Administration (1z1-105) Free Practice Test

Question 1

Examine the udevadm command:
udevadm info --attribute-walk --name =/dev/sdb
Which two statements are true about this command/

A. It displays the device tree, and all attributes maintained insysfsfor all parent devices in the device tree for the/dev/sdbdisk device.

B. It displays the device tree, and all attributes maintained indevfsfor all parent devices in the device tree for the/dev/sdbdisk device.

C. It displays the device naming rules that were used to name the device as/dev/sdb.

D. It displays all attributes maintained insysfsfor the/dev/sdbkernel device, excluding parent devices.

E. The attributes listed by this command can be used inudevdevice naming rules.

F. It displays all attributes maintained indevfsfor the/dev/sdbkernel device, excluding parent devices.

Correct Answer: A,C

Question 2

Which three statements are true about an OpenLDAP server?

A. /etc/openldap.confis the main configuration file for the LDAP server.

B. It can replicate entries synchronously to another OpenLDAP server.

C. It can be used to store users and groups.

D. LDAP entries are stored in a flat namespace.

E. In can be used to store hostnames and their IP addresses.

Correct Answer: A,C,D

Question 3

Examine the dtrace command:
dtrace -n syscall::read:entry
Which two statements are true?

A. This statement runs successfully with the default action being executed.

B. This command runs but produces no output; is no predicate to select when the probe fires.

C. The probe name isentry.

D. The probe name isread.

E. This statement fails with a syntax error because no action is defined.

F. The probe name is not specified in this command, but it is implied through adjacent colons.

Correct Answer: A,D

Question 4

Consider the steps to enable the Pluggable Authentication Module (PAM) to use cgroup rules for a 64-bit system:
1.Install the libcgroup-pam software package.
2.Ensure that the PAM module has been installed and exists: /lib64/security/pam_cgroup.so.
3.Edit the /ets/pam.d/su configuration file and add a line: session optional pam_cgroup.so.
4.Edit the /ets/pam.d/su configuration file and add a line: auth sufficient pam_cgroup.so.
5.Configure /etc/cgconfig.conf.
6.Configure /etc/cgrules.conf.
7.Log out all users that are affected by the cgroup settings in the /etc/cgrules.conf file.
8.Enable and start the cgred service.
9.Reboot the system.
Which option represents the steps in the correct order to enable PAM to use cgroup rules for a logged-in user?

A. 2, 3, 5, 6, 7, 8

B. 1, 2, 3, 4, 5, 6, 7

C. 1, 2, 3, 4, 5, 6, 9

D. 1, 2, 3, 5, 6, 7, 8

E. 1, 2, 3, 5, 6, 7

Correct Answer: D

Question 5

What is function of the System Security Service Daemon (SSSD)?

A. It enables fingerprint reader support for Kerberos clients.

B. It permits single-user accounts by maintaining credentials for back-end systems on behalf of local users.

C. It permits Kerberos authentication to be done offline by caching user identities.

D. It enables Smart Card Authentication for Kerberos clients.

Correct Answer: B

Question 6

You are required to create a file system that meets these requirements:
1.It must be created on /dev/ssd1.
2.It must be mounted on the already existing mount point/cryptfs.
3.Data stored on /cryptfs must be encrypted. Examine this list of commands:
1.cryptsetup luksFormat /dev/sdd1
2.cryptsetup luksOpen /dev/sdd1/sdd1
3.mkfs -t ext4 /dev/sdd1
4.mkfs -t ext4 /dev/mapper/sdd1
5.mount /dev/sdd1/cryptfs
6.mount /dev/mapper/sdd1/cryptfs
7.cryptsetup /cryptfs
Which option represents the commands in the correct order to create a file system that meet the requirements?

A. 1, 2, 3, 5

B. 1, 4, 6

C. 1, 2, 4, 6

D. 3, 5, 7

E. 1, 3, 5

Correct Answer: C

Question 7

Which three statements are true about the contents of the /etc/ocfs2/cluster.conf configuration file?

A. The heartbeat stanza is required only if local heartbeat mode is enable.

B. All parameters must start after a tab.

C. A blank line must demarcate stanzas and parameters.

D. All stanzas must start at the first column and end with a colon.

E. A blank line must demarcate each stanza.

F. All parameters must start after a tab and begin with a colon.

Correct Answer: B,E,F

Question 8

Which statement is true about BTRFS RAID?

A. BtrfsRAID is mirroring block devices.

B. BtrfsRAID is block device RAID.

C. BtrfsRAID is a multi-disk software RAID providing the same functionality as a software RAID created using themdadmcommand.

D. BtrfsRAID just ensures that for every block, there are "x" number of copies.

Correct Answer: B

Question 9

Which two statements are true about the sendmail and postfix programs?

A. sendmailhas built-in IMAP support

B. postfixhas built-in IMAP support

C. postfixis the default mail server on Oracle Linux

D. sendmailis an MT

E. postfixusessendmailto send emails to remote destinations.

F. postfixusessendmailto deliver emails to the local system.

Correct Answer: A,C

Question 10

Examine the current SELinux status:
# sestatus
SELinux status:
enabled
SELinuxfs mount:
/selinux
Current mode:
enforcing
Mode from config file:
permissive
Policy version:
Police from config file:
targeted
You have to meet these requirements:
1.Network services must run in a confined domain.
2.The guest user must be confined.
3.The guest user must not be allowed from using the su command.
4.Access to files and directories must be granted based only of the SELinux contexts.
5.The SELinux configuration must be persistent across system restarts.
6.Users must be able to publish private HTML content.
You issued these commands:
# setenforce enforcing
# semanage login -d -s guest_u guest
# setsebool -P httpd_enabled_homedirs on
Which requirements do you meet?

A. 1, 2, 3, 5, 6

B. 2, 3, 4, 5, 6

C. 1, 6

D. 1, 2, 3, 4, 5, 6

E. 1, 2, 3, 4, 6

F. 1, 2, 3, 6

Correct Answer: E

Welcome to TestSimulate

Oracle Linux 6 Advanced System Administration (1z1-105) Free Practice Test