Sname road strame postal Code STREET 1ocates in CITY COUNTRY locoto in Cname Which of the following is TRUE for the given ERD?

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
Sname
ood
postal Cade
STREET
1ocates
in
CITY
COUNTRY
locato
ig
Cnome
Which of the following is TRUE for the given ERD?
Select one:
a.Primary Key of COUNTRY is (cname, ctname, sname}
b.Primary Key of STREET is (cname, ctname, sname}
c.Primary Key of CITY is {ctname, sname}
d.Primary Key of STREET is {ctname, sname}
Transcribed Image Text:Sname ood postal Cade STREET 1ocates in CITY COUNTRY locato ig Cnome Which of the following is TRUE for the given ERD? Select one: a.Primary Key of COUNTRY is (cname, ctname, sname} b.Primary Key of STREET is (cname, ctname, sname} c.Primary Key of CITY is {ctname, sname} d.Primary Key of STREET is {ctname, sname}
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