Security

Security is a critical component of managing Linux services and listed below are some of the objectives you should know to pass XK0-004 test:

• Implementing logging services and various Linux log files;
• Applying or acquiring fitting user or group ownership and context-based permissions;
• Implementing and configuring Linux firewalls with ACL;
• File backup, restoration, and compression.
• Summarizing the security best practices commonly used within a Linux environment and explaining their peculiarities;
• Configuring and implementing the right authentication and access methods like PAM, and using Linux commands such as TTY, PTY, and SSH.

Reference: https://certification.comptia.org/certifications/linux#overview

How much XK0-004 Exam Cost

The price of the XK0-004 exam is $319 USD.

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Exam details and topics

To get the CompTIA Linux+ certification, you need to pass only one test, also known as XK0 004. This is a 90-minute exam, which has about 90 questions of various types. Thus, during the test, you can run into the performance-based items, fill-in-the-blank, multiple choice, and multiple response. These questions will be in the English language only, and you will have to clear them with 720 points. This is the minimum passing score that you should achieve, so you can try to earn more. The maximum possible mark is 900. As for the voucher, it is required to purchase it on the Pearson VUE platform for $329.