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Code d'Examen: C4040-121
Nom d'Examen: IBM (Virtualization Technical Support for IBM i -v1)
Questions et réponses: 102 Q&As
Code d'Examen: A2090-543
Nom d'Examen: IBM (Assessment: DB2 9.7 Application Development)
Questions et réponses: 100 Q&As
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NO.1 For which two database objects can an ALIAS be created? (Choose two.)
A. schema
B. trigger
C. sequence
D. module
Answer: CD
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NO.2 An existing table has the definition shown below:
CREATE TABLE hr.employees (
empid INTEGER NOT NULL PRIMARY KEY,
deptno INTEGER,
authid VARCHAR(255),
salary DECIMAL (10,2),
commission DECIMAL (5,3) DEFAULT 0,
benefits XML )
Only members of the HR_ADMIN group have privilege to SELECT, INSERT, UPDATE, or
DELETE from
the HR.EMPLOYEES table. A Web-based application is under development that connects to
the
database with a user's AUTHID and enables a user to see their record. No other records are
visible.
Which type of database object can be created by a member of the HR_ADMIN that provides
the
necessary information without changing the privileges on the HR.EMPLOYEES table?
A. trigger
B. view
C. alias
D. index
Answer: B
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NO.3 The table shown below exists in the database:
CREATE TABLE team.workitems ( priority INTEGER, last_update TIMESTAMP, details XML
)
User USER1 has CREATEIN authority on the TEAM schema and can SELECT from the
TEAM.WORKITEMS table. An SQL routine is created that performs a positioned update
using a cursor
declared as shown below:
DECLARE c_workitem CURSOR FOR SELECT priority, last_update FROM team.workitems
FOR
UPDATE;
Which additional privilege is required?
A. EXECUTE privilege on TEAM schema
B. ALTER privilege on TEAM.WORKITEMS table
C. BINDADD privilege on TEAM schema
D. UPDATE privilege on TEAM.WORKITEMS table
Answer: D
IBM certification A2090-543 certification A2090-543
NO.4 User USER1 successfully creates a table USER1.TABLE1 and successfully creates a
package
USER1.PKG1 for an application containing the SQL shown below:
EXEC SQL UPDATE user1.table1 SET col1 = :hvar1 WHERE col1 IS NULL
Assuming user USER2 can connect to the database, but has no other relevant authorities,
which
command must user USER1 issue to permit user USER2 to run the application?
A. GRANT ALTER ON TABLE user1.table1 TO USER user2
B. GRANT EXECUTE ON PACKAGE user1.pkg1 TO USER user2
C. GRANT UPDATE ON TABLE user1.table1 TO USER user2
D. GRANT BIND ON PACKAGE user1.pkg1 TO USER user2
Answer: B
IBM examen A2090-543 certification A2090-543 certification A2090-543
NO.5 Which condition will prevent a developer from using the DB2 Call Level Interface in an
application?
A. The developer must control the cursor names to comply with company naming standards.
B. An SQL precompiler is not available to the developer.
C. The application must create an external scalar function with the CREATE FUNCTION
statement.
D. The DECLARE CURSOR statement needs to be used.
Answer: D
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NO.6 A database contains two tables with the same definition and authorities:
PRODUCTION.SALESDATA
and TEST.SALESDATA. The PRODUCTION.SALESDATA table contains business-critical
information
that is constantly changing; the TEST.SALESDATA table contains a snapshot of the
PRODUCTION.SALESDATA table. Business rules require that applications under
development access
the TEST.SALESDATA table until ready for deployment. Once an application is deployed, it
accesses the
PRODUCTION.SALESDATA table.
Which object can be used to simplify switching between the TEST.SALESDATA and
PRODUCTION.SALESDATA tables without having to re-code the application?
A. trigger
B. procedure
C. alias
D. sequence
Answer: C
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NO.7 Click the Exhibit button.
CREATE FUNCTION deptemployees (idept VARCHAR(3))
RETURNS TABLE (empno CHAR(6),
firstname VARCHAR(12),
lastname VARCHAR(15))
LANGUAGE SQL
READS SQL DATA
NO EXTERNAL ACTION
DETERMINISTIC
RETURN
SELECT empno, firstnme, lastname
FROM employee
WHERE workdept = deptemployees.idept;
Referring to the exhibit, what contains the proper way to invoke the DEPTEMPLOYEES()
user-defined
function to return all of the employees that work in department D11?
A. SELECT * FROM TABLE(deptemployees('D11'))
B. SELECT * FROM deptemployees('D11')
C. SELECT * FROM deptemployees('D11') AS D11dept
D. SELECT * FROM TABLE(deptemployees('D11')) AS D11dept
Answer: D
IBM examen certification A2090-543 A2090-543 examen
NO.8 Click the Exhibit button.
CREATE TABLE store(sid INTEGER, info XML);
INSERT INTO store VALUES (1,
'<storeinfo sid="1">
<name>Grocery A</name>
<items>
<fruit><name>Mango</name><price>1.20</price></fruit>
<fruit><name>Apple</name><price>0.50</price></fruit>
<dessert><name>Ice Cream</name><price>6.00</price></dessert>
</items>
</storeinfo>');
Given the statements shown in the exhibit, a user executes the query shown below:
XQUERY for $store in db2-fn:xmlcolumn('STORE.INFO')/storeinfo
let $items := $store/items/fruit, $count := fn:count($items)
return <itemcount>$count</itemcount>
What is the output?
A. 2
B. <itemcount>2</itemcount>
C. <itemcount>1</itemcount>
D. <itemcount>$count</itemcount>
Answer: D
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