command
| install | Install a package or packages on your system
 # yum install package 
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| update | Update a package or packages on your system
 # yum update package 
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| remove | Remove the packages
 # yum remove package 
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| groupinstall | Install the packages in a group on your system
 # yum groupinstall “X Window System” 
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| groupupdate | Update the packages in a group on your system
 # yum groupupdate “X Window System” 
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| groupremove | Remove the packages in a group from your system
 # yum groupremove “X Window System” 
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| list | List a package or groups of packages
 # yum list 
⇒ display packages that is possible to install 
# yum list installed 
⇒ display installed packages 
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| check-update | Check for available package updates
 # yum check-update 
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| info | Display details about a package or group of packages
 # yum info package 
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| search | Search package details for the given string
 # yum search keyword 
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| deplist | List a package’s dependencies
 # yum deplist package 
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option
| -y | answer yes for all questions
 # yum -y install package 
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| –enablerepo=repo | enable one or more repositories (wildcards allowed)
 # yum –enablerepo=repo install package 
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| –disablerepo=repo | disable one or more repositories (wildcards allowed)
 # yum –disablerepo=repo install package 
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| –exclude=package | exclude package(s) by name or glob
 # yum –exclude=package update 
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| –noplugins | disable Yum plugins
 # yum –noplugins update 
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