YUM and DNF are package managers for Red Hat-based systems.

1. Update Package Index:

   • Command: sudo yum update (or sudo dnf update)

2. Install a Package:

   • Command: sudo yum install [package_name]

   • Example: sudo yum install nano

3. Remove a Package:

   • Command: sudo yum remove [package_name]

   • Example: sudo yum remove nano

4. Search for a Package:

   • Command: yum search [package_name]

   • Example: yum search nginx