What is bmp mode?
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How man key fields and search fields can a segment have?
Which DB access method (OSAM or VSAM) is used for primary index or secondary index and why?
How many root segments do we have per database record?
Which command code can be used for backing up IMS database?
what is the use of ENTRY in IMS?
What is meant by bmp mode?
Is it necessary that all the segments in a Dl/i database have key fields ?
What is the need of a secondary index in IMS?
What is check pointing, sync point?
Explain the maximum of key fields and search fields allowed in a segment?
Write the format of program starting from identification division for checkpoint restart logic.
Explain the maximum number of pcbs allowed in a psb?