Multiple choice technology mainframe

Maximum number of versions that a GDG can have is

  1. 512

  2. 256

  3. 255

  4. 1096
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C Correct answer
Explanation

In IBM mainframe systems, a GDG (Generation Data Group) can have a maximum of 255 generations. This is a system-defined limit for the number of versions that can be maintained in a single GDG base.

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