root password

I can use unconfigure command on a previously configured Solaris Unix box and leave it in an unconfigured state. How do I unconfigure CentOS Linux OR RHEL 6.x on HP server. How do I reconfigure the system upon next boot?

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How do I install the Z shell ( zsh ) shell under FreeBSD 9 operating systems?

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How do I add a user to group under Ubuntu Linux operating system using command line options?

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I‘m a new Linux user. How do I shutdown Linux based system using command line options?

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How do I list all hard disk partitions under Linux operating systems?

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How do I install Mozilla Firefox which is a free and open source web browser under OpenBSD operating systems?

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How do I install VMWare tools under FreeBSD guest operating systems?

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