Question

ORDER CUSTOMER 70) You are given an E-R diagram with two entities, ORDER and CUSTOMER, as shown above, and are asked to draw the relationship between them. If a given customer can place many orders and a given order can be placed by at most one customer, which of the following should be indicated in the relationship symbol between the two entities? A) 0:1 B) 1:1 C) 1:N D) N:1 E) N:M

          ORDER
CUSTOMER
70) You are given an E-R diagram with two entities, ORDER and CUSTOMER, as shown
above, and are asked to draw the relationship between them. If a given customer can place many
orders and a given order can be placed by at most one customer, which of the following should
be indicated in the relationship symbol between the two entities?
A) 0:1
B) 1:1
C) 1:N
D) N:1
E) N:M

ORDER
CUSTOMER
70) You are given an E-R diagram with two entities, ORDER and CUSTOMER, as shown
above, and are asked to draw the relationship between them. If a given customer can place many
orders and a given order can be placed by at most one customer, which of the following should
be indicated in the relationship symbol between the two entities?
A) 0:1
B) 1:1
C) 1:N
D) N:1
E) N:M

Added by Andr-S M.

Computer Science and Information Technology

Trishna Knowledge Systems 2018 Edition

Instant Answer

Solved by Expert Donna Densmore

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The entities are ORDER and CUSTOMER. Show more…

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ORDER CUSTOMER 70) You are given an E-R diagram with two entities, ORDER and CUSTOMER, as shown above, and are asked to draw the relationship between them. If a given customer can place many orders and a given order can be placed by at most one customer, which of the following should be indicated in the relationship symbol between the two entities? A) 0:1 B) 1:1 C) 1:N D) N:1 E) N:M