2 Technical basics
Although I said above that the user of this book should have some skills in z/OS, I will give hereafter introductions to some important technical things.
2.1 Data sets
Processing of data is the main task of a z/OS system. Therefore, data sets are very important elements of this computing system.
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Remark:All information concerning data sets are containing in the following manual:z/OS V2R1 DFSMS Using Data Sets Form Number: SC23-6855 |
2.1.1 Allocation of data sets
The most used methods to allocate a data set are:
– Using JCL during running of a batch job Example: Create a new sequential data set on disk.
– By a TSO/ISPF user ...
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