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QUESTION 46
You have Kdump service enabled on your Oracle Linux system and experience a kernel crash. The crash dump file is created on your system, but you are not aware where this crash file was created. Which two places can you find the path information where the crash dump file is being generated on your system?
A. Check the settings in the /etc/kdump.conf file.
B. Check the settings in the /etc/sysconfig/kdump.conf file.
C. Check the target settings by running the system-config-kdump command.
D. Check the settings in the /proc/sys/kernel/crash.conf file.
Answer: AC
Explanation:
A: When a kernel crash is captured, the core dump can be either stored as a file in a local file system, written directly to a device, or sent over a network using the NFS (Network File System) or SSH (Secure Shell) protocol. Only one of these options can be set at the moment, and the default option is to store the vmcore file in the /var/crash/ directory of the local file system. To change this, as root, open the /etc/kdump.conf configuration file in a text editor and edit the options.
C: You can use the system-config-kdump GUI to setup Kdump:
QUESTION 47
Which two utilities can you use to manipulate the partition table on Oracle Linux?
A. fdisk
B. format
C. chkdsk
D. parted
E. system-config-disk
Answer: AD
QUESTION 48
You run the following command as the root user to set properties of a network interface (eth0):
# ifconfig eth0 192.0.2.102 netmask 255.255.255.0 up
Setting network interface properties with the ifconfig utility is not persistent across system reboots. Which file would you edit to make settings and to make them persist across system reboots?
A. /etc/sysconfig/network file
B. /etc/sysconfig/network/ifcg-eth0 file
C. /etc/sysconfig/network-scripts/ifcfg-eth0 file
D. /etc/sysconfig/network-scripts/eth0 file
Answer: C
Explanation:
Modify the eth0 config file: open the configuration using a text editor such as vi/vim, and make sure file read as follows for eth0 interface: # vi /etc/sysconfig/network-scripts/ifcfg-eth0.
QUESTION 49
Examine the following kernel boot command-line parameters:
kernel/vmlinuz-2.6.32-220.e16 ro root = /dev/VolGroup00/LogVol00 init = /bin/bash ether = 0, 0, eth1 rhgb quiet
Which two statements are true?
A. An unrecognized kernel boot command-line parameter has been used.
B. The system will boot without password.
C. Boot argument ether will force probing for a second ethernet card (NIC).
D. It will not probe for any hard drive.
Answer: CD
QUESTION 50
Which file system is both new and now installed by default in Oracle Linux 6 with Unbreakable Enterprise Kernel (UEK)?
A. ext4
B. ext3
C. zfs
D. ext2
E. fat64
Answer: A
Explanation:
Oracle Linux 6 includes many new features, including ext4 filesystem. The ext4 filesystem is installed by default.
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