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IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. There is a requirement to load mainframe data with array columns having redefined fields into a flat file. How can the Complex Flat File

A) Within CFF, use the Complex File Load Option window with "Flatten selective arrays" option selected. Select the array with redefine column(s) and click redefine check box option.
B) Within CFF, use the Complex File Load Option window with "Flatten all arrays" option selected. CFF will handle flattening automatically.
C) Select the Records ID tab on the Stage page. Select a record from the Records list. Select the column(s) with the redefine from the Column list. Within CFF, use the Complex File Load Option window with "Flatten selective arrays" option selected.
D) CFF does not support flattening for redefined fields.

2. What would help debug the run-time environment?

A) View detailed runtime stats through Job monitor in Director Client.
B) $APT_VERBOSE
C) $OSH_PRINT_SCHEMAS
D) Check the message filters for the job.

3. Which two job design techniques can be used to provide unique names to sequential output files that are used in multi-instance jobs? (Select two)

A) Prepend/append the Invocation ID to the file name.
B) Use the file name(s) from values contained in the data stream.
C) Create the file name(s) from values contained in a value file.
D) Use parameters to identify file names.

4. Which three parallel job stages allow you to use partial schemas? (Select three)

A) Sequential File stage
B) Column Import stage
C) Dataset stage
D) Peek stage
E) External Source stage

5. Which two properties can be set to read a fixed width sequential file in parallel? (Choose two.)

A) Set the "Read from Multiple Nodes" optional property to a value greater than 1.
B) Set Read Method to "File Pattern".
C) Set the Execution mode to "Parallel".
D) Set the "Number of Readers Per Node" optional property to a value greater than 1.

Solutions: