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IBM InfoSphere DataStage v9.1 Sample Questions:

1. Your job is using the Sequential File stage as a source. Identify two stage property configurations that will allow you to accomplish parallel reads? (Choose two.)

A) Read Method property set to 'File Pattern' and the 'Readers per Node' property value set to greater than 1.
B) Read Method property is set to 'Parallel' with the Key property set to a Input column that has the file names.
C) Read Method property set to 'Specific File(s)' with only one file specified and the 'Readers Per Node' property value set to greater than 1.
D) Read Method property set to 'File Pattern' and the environment variable $APT_IMPORT_PATTERN_USES_FILESET is set to 'FALSE'.
E) Read Method property set to 'Specific File(s)' with more than one file specified and each file specified has the same format/column properties.

2. What two project environment variables can be considered in your parallel jobs to support your optimization strategy of partitioning and sorting? (Choose two.)

A) $APT_NO_PART_INSERTION
B) $APT_PARTITION_FLUSH_COUNT
C) $APT_OPT_SORT_INSERTION
D) $APT_RESTRICT_SORT_USAGE
E) $APT_TSORT_STRESS_BLOCKSIZE

3. What is the correct method to process a file containing multiple record types using a Complex Flat File stage?

A) Flatten the record types into a single record type.
B) Define record definitions on the Constraints tab of the Complex Flat File stage.
C) Manually break the file into multiple files by record type.
D) Load a table definition for each record type on the Records tab of the Complex Flat File stage.

4. Modular development techniques should be used to maximize re-use of DataStage jobs and components. Which statement represents Modular Development techniques?

A) Job parameters should be used in Job Names.
B) Job parameterization allows a single job design to process similar logic instead of creating multiple copies of the same job.
C) Create a standard directory structure inside of the DataStage project directory for source and target files.
D) Hard code the Invocation ID to improve development process.

5. 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) Sort Merge
B) Ordered
C) Round Robin
D) Auto

Solutions: