Re:IBM introduces z15 mainframe
by detaro on Sunday September 15, 2019 @10:36AM
(#20977377)
To take part in the competition parts you need to be a student, but everyone can use the "learning system", and from what I've heard that includes all the same exercises and tasks.
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And it's a lot of fun to learn a technology that shares almost no common ancestry with the Unix boxes most of us use today.