IBM C2090-303 Questions & Answers - in .pdf
- Total Q&A: 134
- Update: May 29, 2026
- Price: $59.99
- Vendor: IBM
- Exam Code: C2090-303
- Exam Name: IBM InfoSphere DataStage v9.1
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IBM InfoSphere DataStage v9.1 Sample Questions:
1. Which two statements are true about stage variables in a Transformer Stage? (Choose two.)
A) Varchar stage variables can be initialized with spaces.
B) Stage variables can be set to NULL.
C) Stage variables cannot be set to NULL.
D) A stage variable in one Transformer can refer to a stage variable in another Transformer, as long as the second Transformer was processed earlier in the job flow.
E) Stage variables are refreshed with default values before each new input row is processed.
2. Suppose a user ID has been created with DataStage and QualityStage component authorization. Which client application would be used to give that user ID DataStage Developer permission?
A) DataStage Designer client
B) Information Server Web Console Administrator client
C) DataStage Administrator client
D) DataStage Director client
3. In a Transformer, which two mappings can be handled by default type conversions. (Choose two.)
A) Integer input column mapped to raw output column.
B) Integer input column mapped to string output column.
C) String input column mapped to integer output column.
D) Date input column mapped to a string output column.
E) String input column mapped to a date output column.
4. A job validates account numbers with a reference file using a Join stage, which is hash partitioned by account number. Runtime monitoring reveals that some partitions process many more rows than others. Assuming adequate hardware resources, which action can be used to improve the performance of the job?
A) Replace the Join with a Merge stage.
B) Add a Sort stage in front of the Join stage. Sort by account number.
C) Change the number of nodes in the configuration file.
D) Use Round Robin partitioning on the stream and Entire partitioning on the reference.
5. Which option is required to identify a particular job player processes?Which option is required to identify a particular job? player processes?
A) Set $APT_PM_SHOW_PIDS to true.
B) Log onto the server and issue the command "ps -ef | grep ds".
C) Set $APT_DUMP_SCORE to true.
D) Use the DataStage Director Job administration screen to display active player processes.
Solutions:
Question # 1
Answer: A,B | Question # 2
Answer: C | Question # 3
Answer: B,C | Question # 4
Answer: C | Question # 5
Answer: A |
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