Which DB access method (OSAM or VSAM) is used for primary index or secondary i

Which DB access method (OSAM or VSAM) is used for primary
index or secondary index and why?

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Which DB access method (OSAM or VSAM) is used for primary index or secondary index and why?..

Answer / s

VSAM is used for primary or secondary index because the
data need to stored in key sequence datasets.

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