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IBM DB2数据库认证考试题库C2090-614
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更新于2023-05-25
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IBM DB2数据库认证考试题库C2090-614 是属于DB2数据最高一级认证考试,认认真真把题库看上两边通过很轻松。
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Topic 1, Volume A
In which situation would you NOT use a redirected restore?
A. To redefine the paths of a defined storage group.
B. To move table space containers onto different physical devices.
C. To restore a backup image from one operating system to another.
D. To restore a backup image to a target machine that is different from the source machine.
Answer: C
What is the preferred method for reclaiming unused storage in a DMS table space?
A. Perform an ALTER TABLESPACE...REDUCE operation.
B. Perform a REORG on each table within the table space, then perform an ALTER
TABLESPACE...REDUCE operation.
C. Perform an ALTER TABLESPACE...LOWER HIGH WATER MARK operation, and then
an ALTER TABLESPACE...REDUCE operation.
D. Perform a REORG on each table within the table space, then perform an ALTER
TABLESPACE...LOWER HIGH WATER MARK operation.
Answer: C
Consider the following statement:
Which indexes should be created for optimal query performance?
Question No : 1 - (Topic 1)
Question No : 2 - (Topic 1)
Question No : 3 - (Topic 1)
IBM C2090-614 : Practice Test
3
http://www.maitiku.com QQ:860424807
A. CREATE INDEX emp_idx ON employee (workdept);
CREATE INDEX dept_idx ON department (deptno);
B. CREATE INDEX emp_idx ON employee (workdept) CLUSTER;
CREATE INDEX dept_idx ON department (deptname, deptno);
C. CREATE INDEX emp_idx ON employee (workdept, lastname, job);
CREATE INDEX dept_idx ON department (deptname, deptno);
D. CREATE INDEX emp_idx ON employee (lastname, job, workdept) CLUSTER;
CREATE INDEX dept_idx ON department (deptname);
Answer: C
A table named SALES was created as follows:
Assuming all table spaces required already exist, which statement(s) must be executed to
add a new partition that already contains data for the first quarter of 2013 to the SALES
table and leave the table accessible?
A. ALTER TABLE sales ADD PARTITION part_2013q1
STARTING ('01/01/2013') ENDING ('03/31/2013') IN ts5;
B. ALTER TABLE sales ATTACH PARTITION part_2013q1
STARTING ('01/01/2013') ENDING ('03/31/2013')
FROM TABLE q12013_sales;
C. ALTER TABLE sales ADD PARTITION part_2013q1
STARTING ('01/01/2013') ENDING ('03/31/2013') IN ts5;
SET INTEGRITY FOR sales IMMEDIATE CHECKED;
D. ALTER TABLE sales ATTACH PARTITION part_2013q1
STARTING ('01/01/2013') ENDING ('03/31/2013')
FROM TABLE q12013_sales;
SET INTEGRITY FOR sales IMMEDIATE CHECKED;
Answer: D
Question No : 4 - (Topic 1)
Question No : 5 - (Topic 1)
IBM C2090-614 : Practice Test
4
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Which Workload Manager (WLM) objects can the COLLECT ACTIVITY DATA clause be
used with?
A. Data class, work class, and a limit
B. Data class, action class, and a threshold
C. Service subclass, action class, and a limit
D. Service subclass, work class, and a threshold
Answer: D
Which statement about dropped table recovery is correct?
A. Multiple dropped tables can be recovered with a single table space-level restore
operation.
B. By default, the DROPPED TABLE RECOVERY option is off when a new table space is
created.
C. The dropped table recovery feature lets you recover only dropped table data with a
database-level restore operation.
D. For a dropped table to be recoverable, the table space in which the table resides must
have the DROPPED TABLE RECOVERY option turned on.
Answer: D
A DB2 9 database named MYDB that does not use automatic storage was migrated to DB2
10.1. When will a default storage group be defined for this database?
A. The first time the database is accessed after the migration.
B. The first time the CREATE STOGROUP statement is executed.
C. When the ALTER DATABASE mydb CONVERT statement is used to convert the
database to an automatic storage database.
D. When the ALTER TABLESPACE statement is used to convert the table space that holds
the system catalog for the database to automatic storage.
Answer: B
Question No : 6 - (Topic 1)
Question No : 7 - (Topic 1)
IBM C2090-614 : Practice Test
5
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