containers/org.eclipse.linuxtools.docker.editor/assets/additional-info/CMD.html

<p>
<b>CMD</b> provides defaults for an executing container
</p>
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<p>
There are three ways to specify a CMD: the (preferred) exec form
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<pre>
CMD ["executable", "param1", "param2"]
</pre>
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as default parameters to ENTRYPOINT:
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<pre>
CMD ["param1","param2"]
</pre>
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and in shell form
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<pre>
CMD command param1 param2
</pre>
</p>