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IBM C2090-303 Exam Syllabus Topics:

SectionObjectives
DataStage Architecture and Components- Parallel processing architecture
- DataStage Director, Designer, and Administrator
- Server vs Parallel jobs concepts
Performance Tuning and Optimization- Parallel execution tuning
- Memory and resource optimization
- Partitioning strategies
Job Design and Development- Job stages and links
- Data flows and sequencing
- Transformer stage usage
Data Integration and Connectivity- Enterprise system integration
- Database connectors (ODBC, JDBC)
- Flat file and sequential file handling
Administration and Troubleshooting- Error handling and debugging
- Job monitoring and logging
- Environment configuration and deployment

IBM InfoSphere DataStage v9.1 Sample Questions:

1. Which two data repositories can be used for user authentication within the Information Server Suite? (Choose two.)

A) Standalone LDAP registry
B) IBM Information Server user directory
C) Operations Console database
D) IBM Metadata repository
E) IIS Web Console


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

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


3. You are processing groups of rows in a Transformer. The first row in each group contains "1" in the Flag column and "0" in the remaining rows of the group. At the end of each group you want to sum and output the QTY column values. Which technique will enable you to retrieve the sum of the last group?

A) Output the sum that you generated up to the previous row each time you process a row with a
"1" in the Flag column. Use the FirstRow()
function to determine when the group is done.
B) Output the sum that you generated up to the previous row each time you process a row with a
"1" in the Flag column.
C) Output a running total for each group for each row. Follow the Transformer stage by an
Aggregator stage. Take the MAX of the QTY column
for each group.
D) Output the sum that you generated each time you process a row for which the LastRow()
function returns True.


4. What two binding types are supported by Information Services Director (ISD) for a parallel job that is designed to be used as a service? (Choose two.)

A) STREAMS
B) SOAP
C) HDFS
D) EJB
E) SQL


5. Which DB2 to InfoSphere DataStage data type conversion is correct when reading data with the DB2 Connector stage?

A) CHAR FOR BIT DATA to SQL_VARBINARY
B) XML to SQL_WVARCHAR
C) BIGINT to SQL_BIGINT (INT32)
D) VARCHAR, 32768 to SQL_VARCHAR


Solutions:

Question # 1
Answer: A,B
Question # 2
Answer: C
Question # 3
Answer: C
Question # 4
Answer: B,D
Question # 5
Answer: B

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