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IBM InfoSphere DataStage v9.1 Sample Questions:

1. Which statement describes what happens when Runtime Column Propagation is disabled for a parallel job?

A) An input column value flows into a target column based on its position in the input row. For example, first column in the input row goes into the first target column.
B) An input column value flows into a target column only if it is explicitly mapped to it.
C) You must set APT_AUTO_MAP project environment to true to allow output link mapping to occur.
D) An input column value flows into a target column only if it matches it by name.

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) DataStage Administrator client
C) Information Server Web Console Administrator client
D) DataStage Director client

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 each time you process a row for which the LastRow()
function returns True.
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 FirstRow()
function to determine when the group is done.
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 up to the previous row each time you process a row with a
"1" in the Flag column.

4. What two Information Server tools can be used to create deployment packages for DataStage jobs? (Choose two.)

A) Information Server Console
B) istool
C) Information Server Manager
D) Information Server Web Console - Administration tab
E) InfoSphere Metadata Assset Manager

5. Indicate two possible job design topologies that Information Services Director (ISD) parallel jobs can conform to. (Choose two.)

A) A job with one ISD Input stage and greater then one ISD Output stage.
B) A job with no ISD Input stage and with one ISD Output stage.
C) A job with greater then one ISD input stage and one ISD Output stage.
D) A job with a single ISD Transformation stage.
E) A job with one ISD Input stage and no ISD Output stage.

Solutions: