sudo yum update – This will update all the installed packages.clear – This is the command to clear the terminal screen.locate – This command will help you to locate a file in the whole of storage.rm – Just like rmdir removes the directories, rm removes the files.This is also called as the make file command just like the make directory command. touch – This command creates an empty file.

Adding –rf will recursively remove the files and folders in the mentioned directory. rmdir – This is the command to delete the directory.mkdir – This command is used to create new directories (and also subdirectories).man – This is the command to get manual about any other command that will be used in the OS.This helps to move a file from one directory to a different location or also to rename a file. cd – This is used to change the directory or to navigate to a different folder from the current folder.ls – This lists out the directory contents.Here is a set of commands which will help you work. Applications include your web browsers, text edition, file explorer, media player, etc. Above all these layers is the application layer which interacts with the shell and kernel to do some user-defined tasks.On top of kernel sits the shell which acts as the interface between the user and the kernel.On top of this sits the kernel which is the core component of the OS and it directly interacts with the hardware.The bottom-most layer is the hardware or physical devices like the computer, storage, and network devices.It also follows the same architecture as that of any other Linux distro and supports only x86-64 architecture which means that it supports both 32-bit and 64-bit machines –

Centos packages