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Home Oracle 1z0-105

Oracle 1z0-105 Exam Practice Questions (P. 5)

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Question #21
Which two statements are true about OCFS2 heartbeats?
  1. A
    A local heartbeat is started during cluster online and stopped during cluster offline commands.
  2. B
    Only one heartbeat mode can be active at a time.
  3. C
    A local heartbeat refers to disk heartbeating on all shared devices.
  4. D
    A local heartbeat is strongly recommended for clusters having a large number of mounted file systems.
  5. E
    A list of heartbeat devices is stored in the /etc/sysctl.conf file.
  6. F
    Heartbeat mode can be configured at the file system level.

Correct Answer:
AC
Reference: https://oss.oracle.com/projects/ocfs2/dist/documentation/v1.8/ocfs2-1_8_2- manpages.pdf

Question #22
Examine the udevadm command:
udevadm info --attribute-walk --name =/dev/sdb
Which two statements are true about this command/
  1. A
    It displays the device tree, and all attributes maintained in devfs for all parent devices in the device tree for the /dev/sdb disk device.
  2. B
    The attributes listed by this command can be used in udev device naming rules.
  3. C
    It displays the device naming rules that were used to name the device as /dev/sdb.
  4. D
    It displays the device tree, and all attributes maintained in sysfs for all parent devices in the device tree for the /dev/sdb disk device.
  5. E
    It displays all attributes maintained in sysfs for the /dev/sdb kernel device, excluding parent devices.
  6. F
    It displays all attributes maintained in devfs for the /dev/sdb kernel device, excluding parent devices.

Correct Answer:
CD

Question #23
Which two parameters are valid networking modes for a Linux container (LXC)?
  1. A
    veth
  2. B
    bridged
  3. C
    nat
  4. D
    macvlan
  5. E
    routed

Correct Answer:
BC

Question #24
Which three statements are true about support for the XFS file system in Oracle Linux?
  1. A
    It is a journaling, extend-based file system.
  2. B
    It is not supported for the /boot file system.
  3. C
    It is supported for the root (/) file system.
  4. D
    It supports user and group disk quotas.
  5. E
    It is supported only when created on Logical Volumes.
  6. F
    It has a built-in volume manager.

Correct Answer:
BDF
Reference: http://docs.oracle.com/cd/E37670_01/E37355/html/ol_about_xfs.html

Question #25
Identify the two commands that can be used to set SELinux file labels back to their default values.
  1. A
    chcon
  2. B
    fixfiles
  3. C
    semanage fcontext
  4. D
    restorecon
  5. E
    matchpathcon
  6. F
    opdate_selinux

Correct Answer:
AD

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