जॉइन Examsbookउत्तर :
What is a key field in an IMS database?5
प्र: What is a key field in an IMS database?
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उत्तर :
व्याख्या :
A Field that DL/I uses to maintain the segments in the ascending order is called the key field
समान प्रश्न
Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.