Multiple choice technology mainframe

How many Alternate Indexes you can have on a dataset?

  1. 122

  2. 255

  3. 512

  4. 1024

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In IBM's VSAM, you can define a maximum of 255 Alternate Indexes (AIX) over a single base cluster. This architectural limit is set by the catalog and VSAM control blocks.