How to use yum

Basic syntax

yum <options> <package names>

options

# install specified packages
install

# uninstall specified packages
remove

# Search packages which are enable to install

search

# search packages and show which packages are root
whatprovides

# Respond as yes against questions
-y

# Specify a yum configuration file
-c <file path>

e.g.

# Install packages
yum install <options> <package names>

# Uninstall packages
yum remove <package names>

# Downgrade packages
yum downgrade <package name>

# Display packages installed
yum list installed

# Clear cache

yum clear all

# Install vim and emacs
sudo yum install -y vim emacs

# Uninstall vim and emacs
sudo yum remove vim emacs