What is a segment?
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Answer / raghavendra
Segment is a unit of of information that DL/I transfers from
and to your program.
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Answer / hari krishna
A segment is a unit of information that DL/I trasfers to and
from your program in an i/o operation
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Answer / vijay sidaraddi
Segment is a smallest unit of information that can handle
by DL/I
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Answer / raj kumar meher
Segment is the smallest unit of information that DL/I
transfer from and to your program. its name contain 1 to 8
alphanumeric unique character. its contain more then one
field up to 1000 field and no limitation of segment
occurrences.one ims database contain 255 maximum segment and
its different type like root segment,parent segment,child
segment, dependent segment.
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Answer / s
It represents an entity and is grouping of related fields
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COBOL 
