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HFEJB 427 Q8

 
saran ram
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In HFEJB 427, Q8,
Which sets of elements are mandatory within an ejb-relationship-role element?
A.<cmr-field>,<multiplicity>
B.<cmr-field>,<relationship-role-source>
Why A & B are wrong?This are also mandatory elements right?
 
gopi chillakuru
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<cmr-field> is not mandatory. In case of Unidirectional relationship there is no cmr-field element.
 
saran ram
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O.. thank you gobi
 
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