What is a Root?
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Answer / subrahmanyam
Root segment is a segment it doesn't have any parents .
it is a topy most level in the Hierarchy structure.
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Answer / guest
The Segment Type at the top of the hierarchy and from whom
all segments are derived is the ROOT segment
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Answer / nutsandbolts
Top Most segment with no parent segment of its own. I t may
or may not have any child segments as the case may be.
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Can a variable length segment be declared in IMS? If yes, what is the structure; If no, why?
What are the advantages of a hierarchical database?
What is the maximum number of fields allowed per segment and what is the maximum number of fields per database?
Static & Dynamic PSB
What is the maximum of key fields and search fields allowed in a segment?
Which languages does ims support / application program languages?
What is the maximum number of pcbs allowed in a psb?
What are the two types of fields available in ims db?
What is IMS?
What are Twins?
What is the disadvantage of dynamic generation of acb?
Explain the advantage of creating the acbs well ahead of time?