Answer Posted / techy

Sameple Data Base Descriptor Generator :

PRINT NOGEN
DBD NAME=VENDOR,ACCESS=HDAM
DATASET DD1=VEND,DEVICE=3380
SEGM NAME=VENSEG,PARENT=0,BYTES=10
FIELD NAME=(VENCODE,SEQ,U),BYTES=10,START=1,TYPE=C
SEGM NAME=ITEMSEG,PARENT=VENSEG,BYTES=5
FIELD NAME=(ITEMCODE,SEQ,U),BYTES=5,START=1,TYPE=C
SEGM NAME=LOCNSEG,PARENT=ITEMSEG,BYTES=9
FIELD NAME=(LOCNCODE,SEQ),BYTES=3,START=1,TYPE=C
FIELD NAME=ORDDATE,BYTES=6,START=4,TYPE=C
DBDGEN
FINISH
END

What is the maximum number of fields allowed per segment and what is the maximum number of fields per database?

622

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Define dl/i?

3130

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What is the maximum number of pcbs allowed in a psb?

552

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Explain the maximum number of levels allowed in ims db?

3349

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What are the advantages of a hierarchical database?

2758

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Explain the maximum of key fields and search fields allowed in a segment?

2806

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What is the advantage of dynamic generation of acb?

563

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What information does a dbd contain?

603

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Define psb?

571

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What are the main control blocks available in ims db?

643

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What is hierarchical database?

3188

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What are the two ways in which dl/i interface can be invoked?

536

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Explain the advantage of creating the acbs well ahead of time?

3143

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Can we use procopt on pcb and segment field (senseg)?

574

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What is the maximum number of segment types allowed for a single database?

645

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