IBM C2090-730 : DB2 9 Family Fundamentals

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IBM C2090-730 Exam Syllabus Topics:

IBM DB2 9 Family Fundamentals Sample Questions:

Question 1

Which of the following statements is used to revoke all DML privileges on table EMPLOYEE from user TOM?

A. REVOKE EXECUTE ON EMPLOYEE FROM USER tom
B. REVOKE ALL ON EMPLOYEE FROM USER tom
C. REVOKE ALL PRIVILEGES FROM USER tom
D. REVOKE PRIVILEGES ON EMPLOYEE FROM USER tom

Question 2

Given the following DDL for the PARTS table:
CREATE TABLE parts (part_no INT(9) NOT NULL, part_name VARCHAR(24), part_remain INT(9));
All part numbers entered will be different and all rows should be displayed in order of increasing part numbers whenever the table is queried. Which of the following create index statements will meet this criteria and require the least amount of storage for the index object?

A. CREATE UNIQUE INDEXidx_partno ON parts(part_no, part_name ASC)
B. CREATE UNIQUE INDEXidx_partno ON parts(part_name, part_no ASC)
C. CREATE UNIQUE INDEXidx_partno ON parts(part_no)
D. CREATE UNIQUE INDEXidx_partno ON parts(part_name ASC)

Question 3

Which of the following DB2 data types does NOT have a fixed length?

A. DOUBLE
B. CHAR
C. INT
D. XML

Question 4

Given the following statement:
SELECT hyear, AVG(salary)
FROM (SELECT YEAR(hiredate) AS hyear, salary
FROM employee WHERE salary > 30000)
GROUP BY hyear
Which of the following describes the result if this statement is executed?

A. The statement will return the year and average salary for all years that every employee hired had a salary greater than $30,000.
B. The statement will return the year and average salary for all years that any employee had a salary greater than $30,000.
C. The statement will return the year and average salary for all employees that have a salary greater than $30,000, sorted by year.
D. The statement will return the year and average salary for all employees hired within a given year that have a salary greater than $30,000.

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. 20
B. 30
C. 10
D. 5

Solutions: