Yum Package Management Learning

Q1:what

First ask the Almighty man in Linux.

Mans Yum

Simply put, Yum is a apt-get-like package Manager.

Also attached are the yum Wikipedia.

Q2:how

Since it says something like Apt-get. Then combine the actual combat to learn yum immediately.

First explain the Blogger learning platform CentOS LiveCD, then the corresponding package is packagename.rpm. Familiarize yourself with the basic commands first.

Update Software Cache

Yum check-update

Yum automatically updates the list of cached packages when executing some commands. But there's always nothing wrong with knocking.

Upgrading an Installed Package

sudo Yum Update

Find Packages

Yum Search PackageName

Installing packages from the Warehouse

sudo Yum Install Package

Yum Install package-y

-Y is the Yum search warehouse does not prompt for automatic installation after completion

Install the software locally

sudo Yum Install package.rpm

Remove software

sudo Yum Remove Package

Almost understand the basic commands for package management. Here's an example of installing Firefox

Update cache first, install below

Uninstall Firefox

Q3:why

Finally, Yum is able to automatically download RPM packages from the specified server and install them, can handle dependencies, and install all dependent packages at once, without the hassle of downloading and installing them over and over again. Seems to be more than apt worry.

Get a deeper look at Yum.

Reference: Wikipedia

Yum Package Management Learning