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IBM C2090-544 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Advanced Database Administration | - Diagnostic and problem determination - Database partitioning and parallelism - Security and authority management - High availability and disaster recovery (HADR) - Backup, recovery, and utility tools - Database architecture and instance management - Advanced performance monitoring and tuning - Advanced storage and tablespace configuration |
IBM DB2 9.7 Advanced DBA for LUW Sample Questions:
Question 1
The DBA needs to create a table with key columns YEARDAY, YEAR, and DAY. This table needs to be partitioned by column YEARDAY with three months per data partition. Additionally, data needs to be organized so that all rows within any three month date range are clustered together based on 12 months of data. Which CREATE TABLE statement will accomplish this objective?
A. CREATE TABLE tab1
(yearday INT,
year CHAR(2),
day INT))
PARTITION BY RANGE (yearday) (STARTING 201001 ENDING 201012 EVERY 3)
ORGANIZE BY DIMENSIONS (year))
B. CREATE TABLE tab1
(yearday INT,
year CHAR(2),
day INT))
PARTITION BY RANGE (yearday) (STARTING 201001 ENDING 201012 EVERY 3)
ORGANIZE BY DIMENSIONS (day))
C. CREATE TABLE tab1
(yearday INT,
year CHAR(2),
day INT))
PARTITION BY RANGE (year) (STARTING 201001 ENDING 201012 EVERY 3)
ORGANIZE BY DIMENSIONS (year, day))
D. CREATE TABLE tab1
(yearday INT,
year CHAR(2),
day INT))
PARTITION BY RANGE (yearday) (STARTING 201001 ENDING 201012 EVERY 3)
ORGANIZE BY DIMENSIONS (year, day))
Question 2
Given INTRA_PARALLEL is OFF, average row length is 900 bytes, and temporary table cardinality is 1000, which setting would prevent a SORTHEAP overflow when the temporary table is sorted?
A. SORTHEAP AUTOMATIC, SHEAPTHRES 10000K
B. SORTHEAP AUTOMATIC, SHEAPTHRES 0
C. SORTHEAPTHRES 10000K
D. SORTHEAPTHRES 10000K, SORTHEAP 250K
Question 3
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 INCREMENTAL AUTOMATIC TAKEN AT (Friday);
B. RESTORE DB proddb TAKEN AT (Friday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Saturday);
C. 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);
D. RESTORE DB proddb TAKEN AT (Saturday);
RESTORE DB proddb INCREMENTAL AUTOMATIC TAKEN AT (Friday);
Question 4
Assuming table TAB_A resides in a DB2 9.7 database, what is one way to obtain an estimate of how much space could be saved if this table were compressed?
A. The ADMINGETTABCOMPRESSINFO_V97 table function.
B. The ADMIN_GET_TAB_INFO table function.
C. The ADMIN_GET_TAB_COMPRESS_INFO_V97 table function.
D. The ADMINGETTABCOMPRESSINFO table function.
Question 5
When an agent that is connected to the database finishes its work of successfully processing a query, what happens to the agent?
A. It automatically releases the database connection and returns to the pool.
B. It remains active as long as the MAXAGENTS setting is not exceeded.
C. It terminates immediately.
D. It is placed in the agent pool if the connection is terminated.
Solutions:
| Question 1 Answer: A | Question 2 Answer: B | Question 3 Answer: A | Question 4 Answer: C | Question 5 Answer: D |

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