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IBM C2090-303 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Data Integration and Connectivity | - Database connectors (ODBC, JDBC) - Flat file and sequential file handling - Enterprise system integration |
| Performance Tuning and Optimization | - Memory and resource optimization - Partitioning strategies - Parallel execution tuning |
| Job Design and Development | - Transformer stage usage - Job stages and links - Data flows and sequencing |
| Administration and Troubleshooting | - Environment configuration and deployment - Job monitoring and logging - Error handling and debugging |
| DataStage Architecture and Components | - DataStage Director, Designer, and Administrator - Parallel processing architecture - Server vs Parallel jobs concepts |
IBM InfoSphere DataStage v9.1 Sample Questions:
Identify two areas that DataStage can integrate with a Hadoop environment. (Choose two.)
- A. Use the MapReduce Transformer stage to convert Hadoop Distributed File System data.
- B. Use the Big Data File stage to access files on the Hadoop Distributed File System.
- C. Use the Pig Activity stage in a sequencer to invoke a Pig MapReduce program.
- D. Use the Hive Activity stage in a sequences to invoke a Hive MapReduce program.
- E. Use the Oozie Workflow Activity stage in a sequencer job to invoke Oozie work flows.
Correct Answer: B,E 🗳️
Your job will write its output to a fixed length data file. When configuring the sequential file stage as a target what format and column tab properties need to be considered for this type of file output?
- A. On the Output Link column tab, specify the record size total based on all of the columns defined
- B. On the Output Link column tab, insure that all the defined column data types are fixed length types.
- C. On the Output Link format tab, add the 'Record Type' property to the tree and set its value to be 'F'.
- D. On the Output Link format tab, change the 'Delimiter' property to whitespace.
Correct Answer: B 🗳️
Which two pieces of information are required to be specified for the input link on a Netezza Connector stage? (Choose two.)
- A. Buffering settings
- B. Partitioning
- C. Table definitions
- D. Error log directory
- E. Server name
Correct Answer: A,B 🗳️
What are two properties dependent of both Column for Calculation and Summary Column for Recalculation? (Choose two.)
- A. Sum of Squares
- B. Missing Value
- C. Mean Deviation
- D. Summary
- E. Coefficient of Variation
Correct Answer: B,D 🗳️
You want to find out which table definitions have been loaded into a job, and specifically which stages of the job they has been loaded into? How will you determine this?
- A. Select the job, right-click, then click the Find where used (deep) command.
- B. Select the job, right-click, then click the Find where used command. Then right-click and select "Show the dependency path from the job".
- C. Select the job, right-click, then click the Find dependencies command. Then right-click and select "Show the dependency path from the job".
- D. Select the job, right-click, then click the Find dependencies (deep) command.
Correct Answer: C 🗳️
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