1Z0-105 Online Practice Questions and Answers

While copying a file to the /users file system, which is located on /dev/sdd1, you receive an error:

$ cp /etc/oratab /users/oracle cp: cannot create regular file `/users/oracle/oratab': Disk quota exceeded You examine your assigned quota as shown: $ quota -q Disk quotas for user oracle (uid 500):

Which option represents the reason for receiving the Disk quota exceeded error?

A. The oracle user has reached its block quota.

B. The oracle user exceeded its file quota five days ago.

C. The oracle user has reached a group quota limit.

D. The /users file system is full.

E. The oracle user exceeded its block quota six days ago.

Examine the virt-install command.

# virt-install \

--connect qemu:///system \

--virt-type kvm \

-- name test \

-- ram 500 \

--disk path =/var/lib/libvirt/images/test.img, size=4

--cdrom /home/user01/DownLoads/OracleLinux-R6-U5-Server-x86_64-dvd.iso \

--os-variant oe16

Which two statements are true?

A. The --connect option specifies the credentials for the hypervisor to use.

B. The --name option specifies the name of the new guest virtual machine instance.

C. The --ram option specifies the memory to allocate for a guest instance in MB.

D. The --virtype option specifies that only the keyboard, video, and mouse are fully virtualized.

E. The --disk option specifies the media to use as storage for the guest. The size of the storage will be 4 GB.

Which two statements are true about the configuration of kdump for capturing a dump image after a kernel crash?

A. kdump uses kexec to reboot the failed kernel and then captures a dump image.

B. The crashkernel boot parameter must be added to the kernel line in the /boot/grub.conf file to enable kdump.

C. The memory used for crashkernel is always at the same physical address.

D. kdump requires no parameters because it is enabled by default.

E. kdump uses kexec to boot a second kernel, which then captures a dump image.

Examine the contents of the /etc/ocfs2/cluster.conf file: node: name = exam2 cluster = mycluster number = 0 ip_address = 192.168.56.106 ip_port = 7777

node: name = exam3 cluster = mycluster number = 1 ip_address = 192.168.56.107 ip_port = 7777 clustr: name = mycluster heartbeat_mode = local node_count = 2

Identify the minimum number of commands issued, in the correct order, to create this file.

1.

o2cb add-cluster --heartbeat_mode local mycluster

2.

o2cb add-node --ip 192.168.56.107 --number 1 mycluster exam3

3.

o2cb add-cluster mycluster

4.

o2cb add-node --ip 192.168.56.106 -- number 0 mycluster exam2

5.

o0cb config-cluster -node_count 2 mycluster

6.

o2cb configure

A. 3, 4, 2

B. 6, 4, 2, 3

C. 6, 4, 2, 5, 3

D. 6, 1, 4, 2

E. 1, 4, 2

F. 1, 4, 2, 5

Which statement is true about btrfs file system devices?

A. You must execute the btrfs device scan after every reboot to add a device to a btrfs file system.

B. The btrfs device scan -all-devices command scans physical devices looking for members of a btrfs volume.

C. Blocks are automatically rebalanced across all existing devices after adding new devices.

D. A device may be added to btrfs only if the file system is unmounted.

Which two statements are correct about features and capabilities of virtualization in Oracle Linux?

A. Virtualization is restricted to running a guest operating system in a virtual machine.

B. Virtualization permits the creation of virtual environments by using Linux Containers or Kernel Virtual Machine (KVM).

C. An I/O path from a host server to a peripheral device can be virtualized, enabling multiple guest VMs to share an I/O device.

D. A type-1 hypervisor, also known as a host-based hypervisor, is designed to run within a traditional operating system.

E. A type-2 hypervisor communicates directly with the computer hardware and as known as a bare-metal hypervisor.

Examine this command and its output:

# yum history list Loaded plugins: security

history list

Which command must you use to undo the last two yum transactions?

A. # yum history rollback 2

B. # yum history rollback 3

C. # yum history undo last-1

D. # yum history undo last-3

Which three statements are true about the crash utility in Oracle Linux?

A. It can analyze only dumps produced by the kdump facility.

B. It can analyze the state of the system while it is running.

C. It can analyze only dumps produced by the Linux Kernel Crash Dumps (LKCD) facility.

D. It can analyze the state of the system after a kernel crash has occurred by using the memory image file produced from the crash.

E. The kernel-debuginfo and kernel-uek-debuginfo packages are not included in the Oracle Linux distribution.

You construct a new udev rule to name a specific removable device, but the rule does not appear to work. Which command would you use to troubleshoot the new rule?

A. udevadm trigger

B. udevadm monitor

C. udevadm settle

D. udevadm control

Which three statements are true about SAMBA utilities and the configuration of SAMBA on Oracle Linux? (Choose three.)

A. The /etc/samba/smbusers file must contain a mapping from Linux usernames to Windows usernames, even if the names are the same, to access Linux shares from Windows.

B. To mount SAMBA shares on Linux, use the mount -t sifs command.

C. SAMBA uses the Linux user password to authenticate users when accessing Linux shares from Windows.

D. The smbtree command may be used to locate SAMBA servers available to locate SAMBA servers available to a Linux client.

E. Printers are configured in /etc/samba/smb.conf.

Which statement is true about the O2CB cluster service?

A. Local heartbeats are started during the startup of the O2CB cluster service.

B. The service o2cb configure command is used to configure the OCFS2 cluster and all nodes referenced in the /etc/ocfs2/cluster.conf config file.

C. The service o2cb configure command is used to configure the cluster stack and cluster timeout values.

D. Cluster timeout values are stored in the /etc/ocfs2/cluster.conf file.

You moved the Apache DocumentRoot from /var/www/html to /01/html and updated the Apache configuration file accordingly. After restarting Apache, you receive 403 Forbidden errors while accessing the website on your server, which runs SELinux in enforcing mode.

Which command, or sequence of commands, must be run as root to permanently fix the 403 Forbidden errors?

A. chcon –R –t httpd_sys_content_t /u01/html

B. setsebool –P httpd_enable_homedirs on

C. setsebool –P webadm_manage_user_files on

D. semanage fcontext –a –t httpd_sys_content_t ‘/u01/html(/.*)?’

E. semanage fcontext –a –t httpd_sys_content_t ‘/u01/html(/.*)?’; restorecon – R /u01/html

Examine the file permissions and ACL on the OCP_questions.txt file:

Which three statements are true about file access permissions to the OCP_questions.txt file? (Choose three.)

A. The apache user has only read access.

B. The guest user has only read access.

C. The oracle user has only read access.

D. Members of the dba group have only read access.

E. Members of the dba group have both read and write access.

The sendmail package is already installed and running on a client system.

Identify the minimum required steps to configure sendmail ro relay outbound emails to an SMTP server.

1.

Install the sendmail-cf package.

2.

Install the sendmail-devel package.

3.

Specify the SMTP server in /etc/mail/sendmail.mc in the SMART_HOST declaration section.

4.

Execute mail in /etc/mail.

5.

Restart mail services by using: service send mail restart.

A. 2, 3, 5

B. 1, 3, 5

C. 2, 3

D. 2, 3, 4, 5

E. 1, 3

F. 1, 2, 3, 5

G. 1, 2, 3, 4, 5

Which three names represent subsystems or resource controlled for Control Groups? (Choose three.)

A. devices

B. freezer

C. blkio

D. acct

E. cpu_share

F. diskio