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XK0-006 CompTIA Linux+ V8 Exam is now Stable and With Pass Result | Test Your Knowledge for Free

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XK0-006 Practice Questions

CompTIA Linux+ V8 Exam

Last Update 4 days ago
Total Questions : 130

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Question # 1

A Linux administrator needs to securely erase the contents of a hard disk. Which of the following commands is the best for this task?

Options:

A.  

sudo rm -rf /dev/sda1

B.  

sudo shred /dev/sda1

C.  

sudo parted rm /dev/sda1

D.  

sudo dd if=/dev/null of=/dev/sda1

Discussion 0
Question # 2

A Linux administrator is testing a web application on a laboratory service and needs to temporarily allow DNS and HTTP/HTTPS traffic from the internal network. Which of the following commands will accomplish this task?

Options:

A.  

firewalld -- add-service=dns, http,https -- zone=internal

B.  

iptables -- enable-service= ' dns|http|https ' -- zone=internal

C.  

firewall-cmd --add-service={dns, http, https} --zone=internal

D.  

systemctl mask firewalld --for={dns, http, https} --zone=internal

Discussion 0
Question # 3

Which of the following is a reason multiple password changes on the same day are not allowed?

Options:

A.  

To avoid brute-forced password attacks by making them too long to perform

B.  

To increase password complexity and the system ' s security

C.  

To stop users from circulating through the password history to return to the originally used password

D.  

To enforce using multifactor authentication with stronger encryption algorithms instead of passwords

Discussion 0
Question # 4

Which of the following is a characteristic of Python 3?

Options:

A.  

It is closed source.

B.  

It is extensible through modules.

C.  

It is fully backwards compatible.

D.  

It is binary compatible with Java.

Discussion 0
Question # 5

After receiving a monitoring call, an administrator checks the Linux server for processes that have completed execution but have not been removed yet from the process table. Which of the following represents the process state for which the administrator should search?

Options:

A.  

Z

B.  

S

C.  

D

D.  

T

Discussion 0
Question # 6

A Linux systems administrator needs to extract the contents of a file named /home/dev/web.bkp to the /var/www/html/ directory. Which of the following commands should the administrator use?

Options:

A.  

cd /var/www/html/ & & gzip -c /home/dev/web.bkp | tar xf -

B.  

pushd /var/www/html/ & & cpio -idv < /home/dev/web.bkp & & popd

C.  

tar -c -f /home/dev/web.bkp /var/www/html/

D.  

unzip -c /home/dev/web.bkp /var/www/html/

Discussion 0
Question # 7

Users cannot access a server after it has been restarted. At the server console, the administrator runs the following commands;

Question # 7

Which of the following is the cause of the issue?

Options:

A.  

The DNS entry does not have a valid IP address.

B.  

The SSH service has not been allowed on the firewall.

C.  

The server load average is too high.

D.  

The wrong protocol is being used to connect to the web server.

Discussion 0
Question # 8

A systems administrator is creating a new shared directory. Which of the following commands ensures all users from the same group will be able to work with the newly created files?

Options:

A.  

chmod g+w /shared

B.  

chmod g+s /shared

C.  

chmod g+w /shared

D.  

chmod g+x /shared

Discussion 0
Question # 9

An administrator is trying to terminate a process that is not responding. Which of the following commands should the administrator use in order to force the termination of the process?

Options:

A.  

kill PID

B.  

kill -1 PID

C.  

kill -9 PID

D.  

kill -15 PID

Discussion 0
Question # 10

Which of the following best describes PEP 8?

Options:

A.  

A list of built-in Python modules

B.  

A set of coding conventions for Python code

C.  

A name for standard Python libraries

D.  

A data structure in Python

Discussion 0
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