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Code d'Examen: 98-364
Nom d'Examen: Microsoft (Microsoft Database Fundamentals)
Questions et réponses: 120 Q&As
98-364 Démo gratuit à télécharger: http://www.pass4test.fr/98-364.html
NO.1 Which two keys establish a relationship between two tables? (Choose two.)
A. candidate
B. foreign
C. superkey
D. local
E. primary
Answer: B,E
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NO.2 Denormalization is performed in order to:
A. reduce redundancy.
B. eliminate repeating groups.
C. create smaller tables.
D. improve query performance.
Answer: D
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NO.3 The terms "bitmap," "b-tree," and "hash" refer to which type of database structure?
A. view
B. function
C. index
D. stored procedure
E. trigger
Answer: C
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NO.4 You delete rows in a table named Order. The corresponding rows in the OrderItem table are
automatically deleted. This process is an example of a/an:
A. inherited delete.
B. cascade delete.
C. functional delete.
D. waterfall delete.
E. domino delete.
Answer: B
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NO.5 You have a table of products with fields for ProductID, Name, and Price.
You need to write an UPDATE statement that sets the value in the InStock field to Yes for a specific
ProductID.
Which clause should you use in your update statement?
A. THAT
B. WHERE
C. GROUP BY
D. HAVING
Answer: B
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NO.6 You have a table named Student that contains 100 rows. Some of the rows have a NULL value
in the FirstName column.
You execute the following statement:
DELETE FROM Student
What is the result?
A. All rows in the table will be deleted.
B. All rows containing a NULL value in the FirstName column will be deleted.
C. You will receive an error message.
D. All rows and the table definition will be deleted.
Answer: A
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NO.7 You need to store product quantities, and you want to minimize the amount of storage space
that is used. Which data type should you use?
A. INTEGER
B. DOUBLE
C. COUNT
D. FLOAT
Answer: A
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NO.8 You have two tables. Each table has three rows.
How many rows will be included in the Cartesian product of these two tables?
A. 0
B. 3
C. 6
D. 9
Answer: D
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