IBM C2090-303 actual dump : IBM InfoSphere DataStage v9.1

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IBM C2090-303 Exam Syllabus Topics:

IBM InfoSphere DataStage v9.1 Sample Questions:

1. When optimizing a job, Balanced Optimization will NOT search the job for what pattern?

A) Stages
B) Property Settings
C) Sequencers
D) Links

2. Which Oracle data type conversion is correct?

A) Oracle data type NUMBER converts to DECIMAL(38,0) in Oracle Connector stage.
B) Oracle data type NUMBER(6,0) converts to INT32 in Oracle Connector stage.
C) Oracle data type RAW converts to RAW in Oracle Connector stage.
D) Oracle data type NUMBER(15,0) converts to INT32 in Oracle Connector stage.

3. Which statement describes a SCD Type One update in the Slowly Changing Dimension stage?

A) Overwrites an attribute in the fact table.
B) Adds a new row to the fact table.
C) Overwrites an attribute in a dimension table.
D) Adds a new row to a dimension table.

4. Which step is required to change from a normal lookup to a sparse lookup in an ODBC Connector stage?

A) Replace columns at the beginning of a SELECT statement with a wildcard asterisk (*).
B) Sort the data on the reference link.
C) Change the lookup option in the stage properties to "Sparse".
D) Change the partitioning to hash.

5. You are asked by your customer to collect partition level runtime metadata for DataStage parallel jobs. You must collect this data after each job completes. What two options allow you to automatically save row counts and CPU time for each instance of an operator? (Choose two.)

A) $APT_CPU_ROWCOUNT
B) Open up the job in Metadata Workbench and select the "Data Lineage" option.
C) Enable the job property "Record job performance data".
D) Click the Performance Analysis icon in the toolbar to open the Performance Analyzer utility.
E) $APT_PERFORMANCE_DATA

Solutions: