How to check whether docker is installed in centos7

Release: 2020-03-30 16:03:33
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How to check whether docker is installed in centos7

How to check whether docker is installed in centos7:

1. If the rpm package is installed, you can use rpm -qa to see it. If you want to find out whether a certain software package is installed, Use rpm -qa | grep "the name of the software or package".

rpm -qa | grep docker
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2. If installed by yum method, you can use yum list installed to search. If you are looking for a specified package, add | grep "software name or package name" after the command;

yum list installed | grep docker
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Recommended tutorial:centos tutorial

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