Share some MTA 98-364 exam questions and answers below.
Which statement creates a composite key?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: D
One reason to add an index is to:
A. decrease storage space.
B. increase database security.
C. improve performance of select statements.
D. improve performance of insert statements.
Answer: C
Which key uniquely identifies a row in a table?
A. foreiqn
B. primary
C. local
D. superkey
Answer: B
Which command should you use to give a user permission to read the data in a table?
A. ALLOW SELECT
B. LET READ
C. PERMIT READ
D. GRANT SELECT
Answer: D
You execute the following statement:
SELECT EmployeeID, FirstName, DepartmentName
FROM Employee, Department
This type of operation is called a/an:
A. intersection.
B. outer join.
C. equi-join.
D. Cartesian product.
Answer: D
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