Linux, like all operating systems, keeps initial/default settings and configuration parameters for its programs in the form of configuration files. These files are used to configure software applications, server processes and OS settings for your system. As Linux administrators, you
As a common practice, users are required to provide authentication information to log on to a Linux system. This helps in securing any sensitive or personal files, emails and other data residing on your system from any physical intrusion. However,
Just as Internet Protocol address or IP address gives an identification to your device, similarly, the hostname is another parameter through which you can recognize your device. It is a string of human understandable characters. Unlike IP address, hostname of
Whenever you are asked to type a password in Ubuntu terminal, you insert your password without getting any visual display or a feedback from the screen. In such a situation, there are the chances that you may mess up with
The best thing about an open source operating system, such as Linux, is that you can customize it as much as you want, ranging from default applications such as file managers, music players, web browsers, and text editors etc. to
With the release of Ubuntu’s latest operating system, Ubuntu 18.04 LTS, creating a hotspot is easier than ever before. With a wifi hotspot, you can let other wireless devices such as smartphones and televisions etc. make use of your computer’s
User Management becomes a critical consideration when you want to add multiple users to the system. If the user management on your system is not effective, you may have to compromise the security and access of the private and sensitive
While working with the Terminal, we sometimes require copying a long command, file name or text from the web, a tutorial, or simply from some text file. You might have observed that the simple pasting control, Ctrl+V does not work
Most of the people are familiar with the use of Task Manager in Windows. It is a feature that is mainly used to view the currently running processes. Similarly, Ubuntu also provides us with a utility to monitor the system
As software testers, we sometimes need to know how a zombie process looks like on our system. We can run various tests on it if we know specifically which program and process ID is associated with that zombie process. What