Computer Science · Database Management Systems
एक एंटिटी-रिलेशनशिप (E-R) आरेख में, बहु-मूल्यवान विशेषताओं (multivalued attributes) को निम्नलिखित में से किस ज्यामितीय आकृति द्वारा दर्शाया जाता है?
- 1डायमंड (Diamond)
- 2दोहरा दीर्घवृत्त (Double ellipse)✓
- 3डैशयुक्त दीर्घवृत्त (Dashed ellipse)
- 4आयत (Rectangle)
सही उत्तर देखें
दोहरा दीर्घवृत्त (Double ellipse)
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