yum

Search package

yum search $pkg

List packages

All packages:

yum list all

Installed only:

yum list installed

Obsolete:

yum list obsoletes

With updates available:

yum list updates

List packages from specific repository only:

dnf --disablerepo="*" --enablerepo=epel list available

Show package details

yum info vim

List installed package versions:

rpm -q kernel

List package files:

rpm -ql bash

Show package dependencies:

yum deplist vim

What package provides file

Among installed packages:

rpm -qf /etc/passwd
rpm -q --whatprovides /etc/passwd

Search in the repository indices (includes uninstalled packages too + pattern matching):

yum whatprovides '*passwd'

yum provides /etc/yum.repos.d/epel.repo
yum provides /etc/yum.repos.d/epel.repo --enablerepo=*