IBM C2090-544 Exam Questions : DB2 9.7 Advanced DBA for LUW

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IBM C2090-544 Exam Syllabus Topics:

IBM DB2 9.7 Advanced DBA for LUW Sample Questions:

1. A database named MYDB is created in instance DB2INST1, which has been configured to use KRB_SERVER_ENCRYPT authentication. If a client attempting to access database MYDB does not support Kerberos authentication, which authentication method will be used to establish a connection?

A) SERVER
B) CLIENT
C) KRB_SERVER_ENCRYPT
D) SERVER_ENCRYPT

2. A database called PRODDB has a weekly full backup taken on Saturday, non-cumulative (delta) backups taken daily, and a midweek cumulative backup that is taken on Wednesday. A database crash occurs on a Saturday prior to the full backup being taken.
What is the fastest way to restore the database?

A) RESTORE DB proddb TAKEN AT (Saturday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Friday);
B) RESTORE DB proddb TAKEN AT (Saturday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Monday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Tuesday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Wednesday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Thursday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Friday);
C) RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Friday);
D) RESTORE DB proddb TAKEN AT (Friday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Saturday);

3. When an agent that is connected to the database finishes its work of successfully processing a query, what happens to the agent?

A) It is placed in the agent pool if the connection is terminated.
B) It remains active as long as the MAXAGENTS setting is not exceeded.
C) It automatically releases the database connection and returns to the pool.
D) It terminates immediately.

4. Given the following table definition in a multi-partitioned database:

Which column(s) will be chosen by DB2 as a distribution key (partitioning key)?

A) EMP_ID
B) SS_ID
C) SS_ID, EMP_ID, and NAME
D) NAME

5. Your UNIX system administrator has indicated that there appears to be a lot of I/O wait time associated with your database, which is stored in a 7+p RAID array. An investigation reveals the following information: DB2_PARALLEL_IO=*
Tablespace with ID 7 has a single container and is dedicated to the largest table. It has a page size of 16K, an extent size of 32, and a prefetch size of 64.
Which setting would optimize I/O for the largest table?

A) DB2_PARALLEL_IO=7:7
B) DB2_PARALLEL_IO=7:64
C) DB2_PARALLEL_IO=7:32
D) DB2_PARALLEL_IO=7:16

Solutions: