Answered: MCQ Q6. Which of the following…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Q6. Which of the following queries will list the descriptions of all parts that are located in warehouse 3 or for which there are more than 20 units on hand, or both.

a. SELECT Description FROM Customer WHERE Warehouse=’AND OnHand>20 ;

b. SELECT Description FROM Part WHERE Warehouse=’3’ OR OnHand>20 ;

c. SELECT Description FROM Part WHERE Warehouse=’3’ ;

d. SELECT Description FROM Part WHERE OnHand>20 ;

Q7. Students and classes have a……. relationship.

a. one-to-one

b. one-to-many

c. many-to-one

d. many-to-many

Q8. Referential……..dictates that the foreign key must contain values that match the primary key in the related table, or must contain null.

a. integrity

b. uniqueness

c. model

d. attribute

Q9. The …….. relationship is the “relational model ideal.”

a. 1:1

b. 1:M

c. M:1

d. M:N

Q10. Information about tables in the database is kept:

a. in the system catalog

b. in each table in the database

c. in each row of each table in the database

d. in an external file

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