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IBM A2090-730 Exam Syllabus Topics:

IBM Assessment: DB2 9 Family Fundamentals Sample Questions:

Question 1

A user utilizing an alias to update a subset of columns in a table must have UPDATE privileges on which of the following DB2 objects?

A. Columns and Alias
B. Table
C. Table and Alias
D. Columns

Question 2

Which of the following deletion rules on CREATE TABLE will allow parent table rows to be deleted if a dependent row exists?

A. ON DELETE CASCADE
B. ON DELETE RESTRICT
C. ON DELETE NO ACTION
D. ON DELETE SET NO VALUE

Question 3

Given the requirements to store employee names, employee numbers, and when employees were hired, which of the following built-in data types CANNOT be used to store the day an employee was hired?

A. Character Large Object
B. Time
C. Timestamp
D. Varying-Length Character String

Question 4

Which of the following is the major difference between relational data and XML data?

A. Relational data has inherent ordering; XML data does not
B. Relational data is self-describing; XML data is not
C. Relational data must be tabular; XML data does not have to be tabular
D. Relational data is comprised of entities; XML data is comprised of numbers, characters, and dates

Question 5

A sequence was created with the DDL statement shown below:
CREATE SEQUENCE my_seq START WITH 10 INCREMENT BY 10 CACHE 10
User USER1 successfully executes the following statements in the order shown:
VALUES NEXT VALUE FOR my_seq INTO :hvar; VALUES NEXT VALUE FOR my_seq INTO :hvar;
User USER2 successfully executes the following statements in the order shown:
ALTER SEQUENCE my_seq RESTART WITH 5 INCREMENT BY 5 CACHE 5; VALUES NEXT VALUE FOR my_seq INTO :hvar;
After users USER1 and USER2 are finished, user USER3 executes the following query:
SELECT NEXT VALUE FOR my_seq FROM sysibm.sysdummy1
What value will be returned by the query?

A. 10
B. 5
C. 20
D. 30

Solutions: