Question

Question 4 What is the correct term for this relationship? Contractor Constructs Building Customer Binary Complex Unary Question 5 10 pts What would this relationship be considered? Computer Windows Macintosh The symbol combination used is not valid in an ERD Question 6 10 pts Suppose we have a multiplicity where the first number is 0. What does this mean? The relationship is mandatory for the day The relationship is not possible for any entity C o under conditions The relationship is for the y ounge The notationis ambiguous, and the relationship may or may not be mandatory tending on Question 7 10 pts

for 4,5 and 6, which are the correct answers

Answer 1

Building onstud Contract Customar The nulatiosnip dapicted avene entities pastici pating rulatienship Inas turre it is a turay Hemu The connectivitym aue- to-ane e mang to er mary to- many answer is Complex tere compiter Macintosh Windaous

he relationsip dupietd avene ji an nheritance But ik you consider witn centxt to an enstity is mot a vaid mharitance symb rulatiouship di aram, t A valid ineri tance et would he Lomputo Macintosh Windows Heuce, witrout ue context an ERD. The conuct auwes is Inheritance

Mutiplicih wrere binst mumer is O.This Indi catus terat zuro to oneere many ntity tyte iwotances ex ist at the association and O.... ndicates an optioral relatioustip. Partii pation utity in a nulationship u said to e partial Exaupu au enpeye mot e assigned to On a depart meunt Hencu, the conrect answer he relatiouship is optional for te melatad nthy occurunus.