The parties to government procurement refer to the principal entities of all kinds that enjoy rights and undertake obligations in government procurement, including the procuring entities, the ()and the procuring agencies.
A.users
B.servers
C.producers
D.suppliers
第1题:
One tool that is useful during both analysis and design is the ______,which is a pictorial representation of the items of infonnation(entities)within the system and the relationships between these pieces of information.
A.data dictionary
B.dataflow diagram
C.use case diagram
D.entity-relationship diagram
第2题:
[A] bodies [B] parties [C] sides [D] units
第3题:
执行下列语句之后,正确的是() float m=100, n=200; float &refer_m=m, &refer_n=n;
A.&refer_m=n;
B.*refer_m=*refer_n;
C.refer_m=refer_n;
D.&refer_m=&refer_n;
第4题:
YouareimplementinganASP.NETapplicationthatusesLINQtoEntitiestoaccessandupdatethedatabase.TheapplicationincludesthefollowingmethodtoupdateadetachedentityoftypePerson.YouneedtoimplementtheUpdatePersonmethodtoupdatethedatabaserowthatcorrespondstothepersonToEditobject.Whichcodesegmentshouldyouuse?()
A._entities.People.Attach(personToEdit);_entities.ObjectStateManager.ChangeObjectState(personToEdit,EntityState.Modified);_entities.SaveChanges();
B._entities.ObjectStateManager.ChangeObjectState(personToEdit,EntityState.Added);_entities.SaveChanges();
C._entities.People.ApplyCurrentValues(personToEdit);_entities.SaveChanges();
D._entities.People.Attach(newPerson(){Id=personToEdit.Id});_entities.ObjectStateManager.ChangeObjectState(personToEdit,EntityState.Modified);_entities.SaveChanges();
第5题:
第6题:
3、执行下列语句之后,正确的是() float m=100, n=200; float &refer_m=m, &refer_n=n;
A.&refer_m=n;
B.*refer_m=*refer_n;
C.refer_m=refer_n;
D.&refer_m=&refer_n;