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IBM 000-303 Exam Syllabus Topics:

IBM Certified Solution Developer - IBM InfoSphere DataStage Sample Questions:

1. The data going into the target Sequential File stage is sorted in each partition by the Date field. You want the data in the sequential file to be sorted by Date. Which collection algorithm should you choose in the Sequential File stage?

A) Round Robin
B) Auto
C) Sort Merge
D) Ordered

2. 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.
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 the sum that you generated each time you process a row for which the LastRow()
function returns True.
D) 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.

3. Which method is used to specify when to stop a job because of too many rejected rows with an ODBC Connector?

A) In the Abort when field, select Max
B) In the Abort when field, select Amount
C) In the Abort when field, select Count
D) In the Abort when field, select Rows

4. Which job design technique can be used to give unique names to sequential output files that are used in multi-instance jobs?

A) Use parameters to identify file names.
B) Generate unique file names by using a macro.
C) Use DSJoblnvocationID to generate a unique filename.
D) Use a Transformer stage variable to generate the name.

5. The derivation for a stage variable is: Upcase(input_column1) : ' ' : Upcase(input_column2). Suppose that input_column1 contains a NULL value. Assume the legacy NULL processing option is turned off. Which behavior is expected?

A) The target stage variable is populated with spaces or zeros depending on the stage variable data type.
B) The input row is either dropped or rejected depending on whether the Transformer has a reject link.
C) The job aborts.
D) NULL is written to the target stage variable.

Solutions: