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IBM InfoSphere DataStage v9.1 Sample Questions:

1. Which two parallel job stages allow you to use partial schemas? (Choose two.)

A) Peek stage
B) Data Set stage
C) Column Export stage
D) External Target stage
E) File Set stage

2. Which requirement must be met to read from a database in parallel using the ODBC connector?

A) Configure environment variable $APT_PARTITION_COUNT.
B) ODBC connector always reads in parallel.
C) Set the Enable partitioning property to Yes.
D) Configure environment variable $APT_MAX_TRANSPORT_BLOCK_SIZE.

3. A 100MB input dataset has even distribution across 400 unique key values. When you run with a 4-node configuration file, which two changes could improve sort performance in this scenario? (Choose two.)

A) Convert all numeric fields to varchars.
B) Specify Round Robin partitioning on the input link to the Sort stage.
C) Alter the Sort stage properties to perform a stable sort.
D) Specify "Restrict Memory Usage" to 60MB on the Sort stage properties.
E) Set $APT_TSORT_STRESS_BLOCKSIZE to 50M

4. 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_PARTITION_FLUSH_COUNT
B) $APT_OPT_SORT_INSERTION
C) $APT_RESTRICT_SORT_USAGE
D) $APT_NO_PART_INSERTION
E) $APT_TSORT_STRESS_BLOCKSIZE

5. What two binding types are supported by Information Services Director (ISD) for a parallel job that is designed to be used as a service? (Choose two.)

A) STREAMS
B) SQL
C) EJB
D) HDFS
E) SOAP

Solutions: