Multiple choice technology mainframe

An alternate index itself is which cluster type?

  1. a) LDS

  2. b) RRDS

  3. c) ESDS

  4. d) KSDS

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

An alternate index is implemented as a KSDS (Key Sequenced Data Set) cluster. This is because alternate indexes need to maintain their records in key sequence for efficient lookup, which is precisely what KSDS provides.