From the course: Red Hat Certified System Administrator (EX200) Cert Prep: 1 Deploy, Configure, and Manage (2021)
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DNF overview
From the course: Red Hat Certified System Administrator (EX200) Cert Prep: 1 Deploy, Configure, and Manage (2021)
DNF overview
- [Instructor] The RPM command has access to the list of package dependencies and it has the ability to download software from web and FTP servers. The one thing that's missing is a repository centric view. RPM does not manage software collections in remote repositories. As such, a repository centric package manager was created by Yellow Dog Linux as Yellowdog Update, Modified, or YUM. YUM has been rewritten and renamed DNF. On CentOS 6 or 7, you would use the YUM command, whereas CentOS 8, DNF is the default package manager, but you can still type YUM as the command redirects to DNF. For this video, I'll refer to DNF, but everything that applies to DNF also applies to YUM. DNF resolves dependencies automatically. This means it downloads and installs all software packages needed. This includes packages that the user did not specify, DNF installs them anyway if the chosen package requires them. DNF has a concept of software…
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Contents
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Install from a software repository3m 9s
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(Locked)
Linux repository management systems2m 43s
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(Locked)
Query with RPM7m 14s
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(Locked)
RPM query formatting6m 14s
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(Locked)
DNF overview3m 2s
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(Locked)
Select DNF packages by name4m 9s
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(Locked)
Get info on packages with DNF4m 9s
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(Locked)
Get info on package groups3m 13s
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(Locked)
Search for packages1m 34s
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(Locked)
Install and remove packages4m 7s
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(Locked)
Install and remove package groups2m 33s
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(Locked)
Manage OS updates5m 50s
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(Locked)
Update the kernel5m 30s
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(Locked)
Manage kernel modules4m 50s
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