Yellow-dog Updater Modified(YUM): YUM stands for “Yellowdog Updater Modified”. It is an interactive, rpm-based package manager. YUM allows user and administrators to easily install and update, remove packages on systems. It helps to install…
An inode is a data structure and it is an entry in inode table. Inodes contain information about the regular file and directory. It is a traditional Unix- style file system such as ext3…
INTRODUCTION: The vi editor (visual editor) is a screen editor which is available on the almost all Unix systems. Once you have learned vi, you will find that it is a fast and…
Grep Command: The grep command, which means a global regular expression print, it remains amongst the most versatile commands in a Linux terminal environment. String : A string is a contiguous sequence of values,…
A system administrator should know who is on the system at any particular time. We can find the list of users currently logged in the system and their geographical locations through SSH command…