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IBM InfoSphere DataStage v8.5 Sample Questions:

1. Click the exhibit button.

You submit a job from DataStage Director and then log onto your DataStage Linux server to issue the command "ps -ef | grep ds" and receive the following screen: Which process is a player?

A) 7216
B) 7217
C) 7215
D) 7117

2. Records in a source file must be copied to multiple output streams for further processing. Which two conditions would require the use of a Transformer stage instead of a Copy stage? (Choose two.)

A) Directing selected output records down one output link rather than another.
B) Renaming one or more output columns.
C) Converting some input columns from integers to strings.
D) Concatenating data from multiple input columns.

3. The derivation for a stage variable is: Upcase(input_column1) : ' ' : Upcase(input_column2). Suppose that input_column1 contains a NULL value. 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) NULL is written to the target stage variable.
D) The job aborts.

4. Which option is required to identify a particular job player processes?Which option is required to identify a particular job? player processes?

A) Log onto the server and issue the command "ps -ef | grep ds".
B) Set $APT_DUMP_SCORE to true.
C) Set $APT_PM_SHOW_PIDS to true.
D) Use the DataStage Director Job administration screen to display active player processes.

5. Click the Exhibit button.

The job in the exhibit runs to successful completion with no warnings. However, a validation test identifies that the CUSTOMER_MASTER table is empty. You suspect the cause to be related to the NEW_CUSTOMERS table or a defect in the job. Examining runtime meta-data will help you track down the problem. Which two product features will help you isolate the cause of the problem? (Choose two.)

A) Use job run operational meta-data reports from IS Manager.
B) $APT_PM_PLAYER_STATS
C) Job Monitor Tool in the Director Client
D) Show Performance Statistics in the Designer.

Solutions: