IBM MTM 2018: Part Three – Challenge #14

Today I’m tackling the last real exercise of IBM’s Master the Mainframe contest. This will mark completion of all #MTM2018 its challenges. The cherry on top is a challenge about the Rexx scripting language. Rexx is used to create routines that automate many tasks. What makes Rexx so accessible is that the language itself is … Continue reading IBM MTM 2018: Part Three – Challenge #14

IBM MTM 2018: Part Three – Challenge #13

Assembler! No, it’s not a language that Ikea has come up with. Assembly, asm, scary numbers language thingy or assembler, it has many names. This is there part where I tell you I haven’t written any asm but state that I’ve written some language that looks like it. Ehh… not this time. This challenge is … Continue reading IBM MTM 2018: Part Three – Challenge #13

IBM MTM 2018: Part Three – Challenge #12

We’re in for a short blogpost. I thought those were long gone. Today I’m taking a look at virtualisation with z/VM. Actually the z/OS we’ve been working on was a virtual machine controlled by a single LPAR (logical partition). I’ve been wondering, there’s so much you can do with a mainframe, how on earth can … Continue reading IBM MTM 2018: Part Three – Challenge #12