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XK0-004 PDF DEMO:
QUESTION NO: 1
A technical support engineer receives a ticket from a user who is trying to create a 1KB file in the /tmp directory and is getting the following error No space left on device. The support engineer checks the /tmp directory, and it has 20GB of free space.
Which of the following BEST describes a possible cause for this error?
A. The filesystem is formatted with a 4MB block size.
B. The /tmp directory is not mounted.
C. The /tmp directory has been set with an immutable attribute.
D. the filesystem ran out of inodes.
Answer: D
Reference:
https://www.maketecheasier.com/fix-linux-no-space-left-on-device-error/
QUESTION NO: 2
A Linux administrator opens a ticket to have an external hard drive mounted. As a security policy, external storage kernel modules are disabled.
Which of the following is the BEST command for adding the proper kernel module to enable external storage modules?
A. rmmod /lib/modules/3.6.12-100-generic/kernel/drivers/usb/storage/usb-storage.ko
B. depmod /lib/modules/3.6.12-100-generic/kernel/drivers/usb/storage/usb-storage.ko
C. modinfo /lib/modules/3.6.12-100-generic/kernel/drivers/usb/storage/usb-storage.ko
D. insmod /lib/modules/3.6.12-100-generic/kernel/drivers/usb/storage/usb-storage.ko
Answer: D
Reference:
https://www.cyberciti.biz/faq/linux-how-to-load-a-kernel-module-automatically-at-boot-time/
QUESTION NO: 3
A Linux administrator wants to fetch a Git repository from a remote Git server.
Which of the following is the BEST command to perform this task?
A. git clone
B. git checkout
C. git config
D. git merge
Answer: A
Reference:
https://git-scm.com/book/en/v2/Git-Basics-Working-with-Remotes
QUESTION NO: 4
A Linux administration is using a Linux system as a router. During the tests, the administrator discovers that IP packets are not being sent between the configured interfaces.
Which of the following commands enables this feature for IPv4 networks?
A. echo "1" > /proc/sys/net/ipv4/ip_route
B. cat /proc/sys/net/ipv4/ip_route > 1
C. echo "1" > /proc/sys/net/ipv4/ip_forward
D. echo "1" > /proc/sys/net/ipv4/ip_net
Answer: C
QUESTION NO: 5
The development team has automated their software build process so each time a change is submitted to the source code repository, a new software build is compiled. They are requesting that the Linux operations team look into automating the deployment of the software build into the test environment. Which of the following is the benefit to the development team for implementing deployment automation?
A. To streamline the deployment process for deploying builds into test environments
B. To ensure software builds in test are not accidentally deployed to production
C. To ensure the build commits are also deployed to the test environment
D. To enable notifications when builds are deployed to the test environment
Answer: A
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Updated: May 27, 2022