Mainframe, MVS and zOS Discussion

Hi, I am curious to know if Java on mainfame can ever replace COBOL on the mainframe? Most of my generation was guided to C++ direction so I, personally, never even took a COBOL course. Now with some experience in the filed I learn that there is so much code out there in prod in COBOL, then in the f...

From Google I find this website.

Hi, What are the different LPARs in mainframes? I read about the definition of maiframe LPARs like this Logical partitions (LPARs) are, in practice, equivalent to separate mainframes. Each LPAR runs its own operating system. This can be any mainframe operating system; there is no need to run z/OS®, ...