0 votes 0 votes The ___________ of a relationship is $0$ if there is no explicit need for the relationship to occur or the relationship is optional. modality cardinality entity structured analysis Others nielit2021dec-scientistb + – soujanyareddy13 asked Dec 7, 2021 • edited Dec 14, 2021 by soujanyareddy13 soujanyareddy13 486 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes option A .Modality. The modality is 1 if an occurrence of the relationship is mandatory, else 0 for optional relationship. Kabir5454 answered Dec 7, 2021 Kabir5454 comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes The answer is Option A. modality Link for ref.: https://www.tutorialspoint.com/difference-between-cardinality-and-modality Devwritt answered Dec 7, 2023 Devwritt comment Share Follow See all 0 reply Please log in or register to add a comment.