In Part 9 of the LFCA series, we covered the basics of IP addressing. To better understand IP addressing, we need to pay more attention to these two types of IP address representation – binary and decimal-dotted quad notation. As mentioned earlier, an IP address is a 32-bit binary number that is usually represented in
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LFCA: Learn Basics of Network IP Addressing – Part 9
In our previous chapter of the LFCA series, we defined a computer network and briefly brushed over some of the general Linux networking commands that you can use to retrieve useful network information such as your IP address, subnet mask, open ports and so much more. In an interconnected world, networks play a huge role
LFCA: How to Monitor Basic System Metrics in Linux – Part 8
This article is Part 8 of the LFCA series, here in this part, you will acquaint yourself with the general system administration commands to monitor basic system metricks and schedule administrative tasks in the Linux system. Keeping tabs on the performance of your system is one of the crucial roles that you will have to
LFCA: How to Manage Software Packages in Linux – Part 7
This article is Part 7 of the LFCA series, here in this part, you will acquaint yourself with the general system administration commands to manage software packages in the Linux system. As a systems administrator, you will be tasked with the responsibility of managing software packages. This includes installing, upgrading, and removing or uninstalling packages
LFCA: Learn to Manage Time and Date in Linux – Part 6
This article is Part 6 of the LFCA series, here in this part, you will acquaint yourself with the general system administration commands to manage time and date settings in the Linux system. Time is crucial in any Linux system. Multiple services such as crontab, anacron, backup and restore services depend on accurate time to
LFCA: Learn User Account Management – Part 5
As a Linux system administrator, you will be tasked with ensuring the smooth flow of all IT operations in your organization. Given that some IT operations are intertwined, a systems administrator usually wears many hats including being a database or network administrator. This article is Part 5 of the LFCA series, here in this part,
LFCA: Learn Basic Networking Commands – Part 4
At any given time when using your PC which is connected to a router, you will be part of a network. Whether you are in an office environment or simply working from home, your computer will be in a network. What is a Computer Network? A computer network is defined as a group of 2
LFCA: Learn Basic Linux System Commands – Part 3
This article is Part 3 of the LFCA series, here in this part, we will list 24 of the most widely used Linux system administration commands that are required for the LFCA certification exam. Linux system provides a vast pool of commands that you can use to administer and manage your system and they are
LFCA: Learn Basic File Management Command in Linux – Part 2
This article is Part 2 of the LFCA series, here in this part, we will explain about Linux file system and cover the basic file management commands, that are required for the LFCA certification exam. As you get started out in Linux, you’ll spend a great deal of time interacting with files and directories. Directories
LFCA: Understanding Linux Operating System – Part 1
The Linux Foundation has unveiled a new pre-professional IT certification known as the Linux Foundation Certified IT Associate (LFCA). This is a new entry-level certification that focuses on testing fundamental IT concepts such as basic systems administration commands, cloud computing, security, and DevOps. LFCA: Overview & Course Outline Here’s a summary of the competencies and