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![What On Earth is a Mainframe? by David W. Stephens](https://558130.bdp32.group/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBCTlFQeGdRPSIsImV4cCI6bnVsbCwicHVyIjoiYmxvYl9pZCJ9fQ==--637bc3306013b65d7adbcfb017251a8c87726e4d/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RkhKbGMybDZaVjkwYjE5c2FXMXBkRnNIYVFJc0FXa0M5QUU9IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--038335c90cf75c275ae4d36968ac417dc4a0a3e3/What%20On%20Earth%20is%20a%20Mainframe%3F.jpg)
207 pages • missing pub info (editions)
ISBN/UID: 9781409225355
Format: Paperback
Language: English
Publisher: Lulu.com
Publication date: Not specified
Description
Confused about zSeries Mainframes? Need to understand the z/OS operating system - and in a hurry? Then you've just found the book you need.Avoiding technical jargon, this book gives you the basic facts in clear, light-hearted, entertaining English...
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![What On Earth is a Mainframe? by David W. Stephens](https://558130.bdp32.group/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBCTlFQeGdRPSIsImV4cCI6bnVsbCwicHVyIjoiYmxvYl9pZCJ9fQ==--637bc3306013b65d7adbcfb017251a8c87726e4d/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RkhKbGMybDZaVjkwYjE5c2FXMXBkRnNIYVFJc0FXa0M5QUU9IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--038335c90cf75c275ae4d36968ac417dc4a0a3e3/What%20On%20Earth%20is%20a%20Mainframe%3F.jpg)
207 pages • missing pub info (editions)
ISBN/UID: 9781409225355
Format: Paperback
Language: English
Publisher: Lulu.com
Publication date: Not specified
Description
Confused about zSeries Mainframes? Need to understand the z/OS operating system - and in a hurry? Then you've just found the book you need.Avoiding technical jargon, this book gives you the basic facts in clear, light-hearted, entertaining English...