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IBM InfoSphere DataStage v8.5 Sample Questions:

1. 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 three techniques will enable you to retrieve the sum of the last group? (Choose three.)

A) Within each group sort the Flag column in ascending order. Output the sum each time you process the row with a "1" in the Flag column.
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. Use the LastRow() function to determine when the last group is done.
C) Output the sum that you generated up to the previous row each time you process a row with a "1" in the Flag column.
D) Output the sum that you generated each time you process a row for which the LastRow() function returns True.
E) 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.

2. If you do not alter any of the Format settings, the Sequential File stage will produce a file with what three types of format? (Choose three.)

A) Rows are delimited by a UNIX newline.
B) All columns are delimited by a comma, except for the final column in a row.
C) Rows are delimited by a DOS newline.
D) All columns are delimited by a comma.
E) Variable length columns are contained within double quotes.

3. Which environment variable determines where the temporary scores are stored?

A) APT_DUMP_SCORE
B) APT_HIGH_SCORE
C) APT_JOB_MON
D) APT_SAVE_SCORE

4. External data conversions fall in two major types - automatic and manual. What are the three automatic conversions? (Select three)

A) Flat Text files
B) Relational data
C) SAS data
D) Modify operator
E) Sequential File stage

5. Which three source stages require a schema file when using RCP? (Choose three.)

A) Complex Flat File Stage
B) File Set Stage
C) Column Export Stage
D) Data Set Stage
E) External Target Stage

Solutions: