What is the need of a secondary index in IMS?
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What is IMS?
What are the objectives of dbms in ims?
What is a key field in an IMS database?
What is acbgen process?
What is the advantage of dynamic generation of acb?
What are the command codes and their purposes?
What for procopt is used? List some of them?
I am totally confused on IMS message segments. When I create a message and it contains 5 segments does the entire message have a 32k limit or does each segment have a 32k limit? Is there a setting in the stage1 sys gen that defines if a transaction can receive/send multi-segmented messages?
What is PSB,PCB & ACB?
What is the maximum of key fields and search fields allowed in a segment?
What is the maximum number of segment types allowed for a single database?
What is a database record?