The IDEF1X excludes the concept of domains found in the extended E-R model.
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Q2: IDEF1X entities are the same as the
Q3: The IDEF1X default cardinality of a nonidentifying
Q4: Extended E-R model weak,but non-ID-dependent relationships are
Q8: IDEF1X nonspecific relationships correspond to N:M relationships
Q9: In IDEF1X,extended E-R model 1:N relationships are
Q11: In IDEF1X,extended E-R model ID-dependent relationships are
Q12: IDEF1X category clusters are mutually exclusive.
Q14: Extended E-R model 1:1 relationships are called
Q18: In IDEF1X,extended E-R model N:M relationships are
Q19: Extended E-R model N:M relationships are called
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