What Precise XK0-004 Samples Is

NEW QUESTION 1
Which of the following configuration management tools is considered agentless?

• A. Ouppet
• B. Salt
• C. Ansible
• D. Chef

Answer: C

NEW QUESTION 2
A systems administrator has received reports of intermittent network connectivity to a particular website. Which of the following is the BEST command to use to characterize the location and type of failure over the course of several minutes?

• A. mtr www.comptia.org
• B. tracert www.comptia.org
• C. ping www.comptia.org
• D. netstat www.comptia.org

Answer: B

NEW QUESTION 3
A Linux server needs to be accessed, but the root password is not available.
Which of the following would BEST allow an administrator to regain access and set a new known password at the same time?

• A. Boot into a single-user mode and reset the password via the passwd command.
• B. Boot into a single-user mode and reset the password by editing the /etc/passwd file.
• C. Boot into a single-user mode and reset the password by editing the /etc/shadow file.
• D. Boot into a single-user mode and reset the password via the chage command.

Answer: A

NEW QUESTION 4
Two specific users need access to a directory owned by root where backups are located. Which of the following commands would BEST ensure the specified users can access the backup files?

• A. umask
• B. chcon
• C. chmod
• D. setfacl

Answer: D

NEW QUESTION 5
A junior systems is configuring localization option environment variables. The administrator is given a checklist of tasks with the following requirements:
View current settings of the LC_ALL environment variable only. Modify the LANG environment variable to US English Unicode.
Given this scenario, which of the following should be performed to meet these requirements? (Choose two.)

• A. echo $LC_ALL
• B. locale
• C. cat $LC_ALL
• D. export LANG = en_US.UTF-8
• E. export $LANG = en_US.UTF
• F. stty

Answer: BD

NEW QUESTION 6
A systems administrator suspects a process with a PID of 2864 is consuming resources at an alarming rate. The administrator uses the command renice -n -5 -p2864, but it does not solve the issue. Which of the
following commands should the administrator execute to correct the issue?

• A. nice -n 5 -p 2864
• B. nice -n -5 -p 2864
• C. renice -n 10 -p 2864
• D. renice -n -10 -p 2864

Answer: D

NEW QUESTION 7
A technician wants to secure a sensitive workstation by ensuring network traffic is kept within the local subnet. To accomplish this task, the technician executes the following command:
echo 0 > /proc/sys/net/ipv4/ip_default_ttl
Which of the following commands can the technician use to confirm the expected results? (Choose two.)

• A. tcpdump
• B. traceroute
• C. route
• D. iperf
• E. ip
• F. arp

Answer: CF

NEW QUESTION 8
A Linux administrator needs the “tech” account to have the option to run elevated commands as root. Which of the following commands would BEST meet this goal?

• A. $ su – tech –c “/bin/bash”
• B. # usermod –aG wheel tech
• C. # sudo –I tech
• D. # groupadd –u tech –g root

Answer: C

NEW QUESTION 9
A Linux administrator wants to obtain a list of files and subdirectories in the /etc directory that contain the word “services”. Once the files and subdirectories are discovered, they should be listed alphabetically in the /var/tmp/foundservices file. Which of the following shell scripts will accomplish this task?

• A. #/bin/bashfind /etc –name services | sort > /var/tmp/foundservices
• B. #/bin/bashlocate /etc –sort –name services > /var/tmp/foundservices
• C. #/bin/bashfind –name services –sort </var/tmp/foundservices
• D. #/bin/bashfind /etc –name services –sort > /var/tmp/foundservices

Answer: B

NEW QUESTION 10
A Linux administrator needs to schedule a cron job to run at 1:15 p.m. every Friday to report the amount of free disk space on the system and to send the output to a file named “freespace”. Which of the following would meet this requirement?

• A. 13 15 * * 5 df > /freespace
• B. 15 13 * * 5 df > /freespace
• C. 15 1 * * 6 df > /freespace
• D. 15 13 6 * * df > /freespace

Answer: A

NEW QUESTION 11
A junior administrator needs to unload an older video kernel module. Which of the following commands would BEST accomplish this task?

• A. modprobe
• B. insmod
• C. rmmod
• D. chmod

Answer: A

NEW QUESTION 12
A new corporate policy states that Bluetooth should be disabled on all company laptops. Which of the following commands would disable the use of Bluetooth?

• A. echo “blacklist bluetooth” > /etc/modprobe.d/blacklist-bluetooth
• B. echo “kill bluetooth” > /etc/modprobe.d/kill-bluetooth
• C. echo “modprobe bluetooth” > /etc/modprobe.d/modprbe-bluetooth
• D. echo “rmod bluetooth” > /etc/modprobe.d/rmmod-bluetooth

Answer: C

NEW QUESTION 13
After starting a long-running script, a systems administrator needs to verify the frequency of what is filling up the /var partition and kill it because it is consuming too much space.
Which of the following is the correct sequence given only a terminal is available?

• A. 1. CTRL-C2. bg3. watch df /var4. CTRL-C5. fg6. CTRL-Z
• B. 1. CTRL-C2. fg3. watch df /var4. CTRL-Z5. bg6. CTRL-Z
• C. 1. CTRL-Z2. bg3. watch df /var4. CTRL-C5. fg6. CTRL-C
• D. 1. CTRL-Z2. bg3. watch df /var4. CTRL-Z5. fg6. CTRL-C

Answer: D

NEW QUESTION 14
Which of the following configuration files should be modified to disable Ctrl-Alt-Del in Linux?

• A. /etc/inittab
• B. ~/.bash_profile
• C. /etc/securetty
• D. /etc/security/limits.conf

Answer: A

NEW QUESTION 15
A user attempts to use the mount -a command but gets the following error: mount: mount point /mnt/test does not exist
Which of the following commands best describes the action the Linux administrator should take NEXT?

• A. mount –a /mnt/test
• B. mkdir –p /mnt/test
• C. mdadm –p /mnt/test
• D. mkfs /mnt/test
• E. touch /mnt/test

Answer: B

NEW QUESTION 16
A junior Linux administrator is optimizing a system in which an application needs to take priority 0 when running the process. The administrator runs the ps command and receives the following output:

Given this scenario, which of the following steps will address this issue?

• A. Issue the command ronice –n 0 –p 8481
• B. Issue the command renice –p 8481
• C. Issue the command renice –p 0 ~n 8481
• D. Issue the command renice –n 8481

Answer: D

NEW QUESTION 17
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