DB2 9 Family Fundamentals C2090-730 guide torrent materials

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IBM DB2 9 Family Fundamentals Sample Questions:

1. What does the following statement do? GRANT REFERENCES (col1, col2) ON TABLE table1 TO user1 WITH GRANT OPTION

A) Gives user USER1 the ability to refer to COL1 and COL2 of table TABLE1 in views, along with the ability to give this authority to other users and groups.
B) Gives user USER1 the ability to define a referential constraint on table TABLE1 using columns COL1 and COL2 as the parent key of the constraint.
C) Gives user USER1 the ability to refer to COL1 and COL2 of table TABLE1 in queries, along with the ability to give this authority to other users and groups.
D) Gives user USER1 the ability to define a referential constraint on table TABLE1 using columns COL1 and COL2 as the foreign key of the constraint.

2. Which of the following best describes the lock protection provided by DB2 for the current row of a cursor?

A) The cursor is only protected from updates and deletes by concurrent applications.
B) The row is protected from updates and deletes by the current application and from positioned updates and deletes that reference another cursor of the same application
C) The row is only protected from positioned updates and deletes that reference another cursor of the same application.
D) The cursor is protected from positioned updates and deletes that reference another cursor of a different application.

3. User USER1 is the owner of TABLE1. Assuming user USER1 only holds privileges for TABLE1, which of the following is the best way to remove all privileges user USER1 holds?

A) REVOKE ALL PRIVILEGES ON table1 FROM user1
B) REVOKE CONTROL ON table1 FROM user1
C) REVOKE CONTROL, ALL PRIVILEGES ON table1 FROM user1
D) REVOKE CONTROL ON table1 FROM user1; REVOKE ALL PRIVILEGES ON table1 FROM user1;

4. Which of the following statements allows USER1 to take away read access on the table ORG.TAB1 from USER2?

A) REVOKE SELECT FROM user2 ON TABLE org.tab1
B) REVOKE READ ACCESS ON TABLE org.tab1 FROM user2
C) REVOKE READ ACCESS FROM user2 ON TABLE org.tab1
D) REVOKE SELECT ON TABLE org.tab1 FROM user2

5. Given the following requirements:
Create a table to contain employee data, with a unique numeric identifier automatically assigned when a row is added, has an EDLEVEL column that permits only the values 'C', 'H' and 'N', and permits inserts only when a corresponding value for the employee's department exists in the DEPARTMENT table.
Which of the following CREATE statements will successfully create this table?

A) CREATE TABLEemp (
empno SMALLINT NEXTVAL GENERATED ALWAYS AS IDENTITY,
firstname VARCHAR(30) NOT NULL,
lastname VARCHAR(30) NOT NULL,
workdept CHAR(3) NOT NULL,
edlevel CHAR(1),
PRIMARY KEY emp_pk (empno),
FOREIGN KEY emp_workdept_fk ON (workdept) REFERENCES department (deptno),
CHECK edlevel_ck VALUES (edlevel IN ('C','H','N')),
);
B) CREATE TABLEemp (
empno SMALLINT NOT NULL GENERATED BY DEFAULT AS IDENTITY,
firstname VARCHAR(30) NOT NULL,
lastname VARCHAR(30) NOT NULL,
workdept CHAR(3),
edlevel CHAR(1),
CONSTRAINT emp_pk PRIMARY KEY (empno),
CONSTRAINT emp_workdept_fk FOREIGN KEY (workdept) REFERENCES department
(deptno),
CONSTRAINT edlevel_ck CHECK (edlevel IN ('C','H','N'))
);
C) CREATE TABLEemp (
empno SMALLINT NOT NULL GENERATED BY DEFAULT AS IDENTITY,
firstname VARCHAR(30) NOT NULL,
lastname VARCHAR(30) NOT NULL,
workdept CHAR(3),
edlevel CHAR(1),
CONSTRAINT emp_pk PRIMARY KEY (empno),
CONSTRAINT emp_workdept_fk FOREIGN KEY (workdept) REFERENCES department
(deptno),
CONSTRAINT edlevel_ck CHECK edlevel VALUES ('C','H','N')
);
D) CREATE TABLEemp (
empno SMALLINT NEXTVAL GENERATED BY DEFAULT AS IDENTITY,
firstname VARCHAR(30) NOT NULL,
lastname VARCHAR(30) NOT NULL,
workdept CHAR(3) NOT NULL,
edlevel CHAR(1) CHECK IN ('C','H','N')),
CONSTRAINT emp_pk PRIMARY KEY (empno),
CONSTRAINT emp_workdept_fk FOREIGN KEY department (deptno) REFERENCES
(workdept)
);