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IBM Assessment: IBM InfoSphere DataStage v9.1 Assessment Sample Questions:

1. Identify two items that are created as a result of running a Balanced Optimization on a job that accesses a Hadoop distributed file system as a source? (Choose two.)

A) A Balanced Optimization Shared Container is found in the project.
B) A MapReduce Transformer stage is found in the optimized job result.
C) A Big Data File stage is found in the optimized job results.
D) A Balanced Optimization parameter set is found in the project
E) A JAQL stage is found in the optimized job result.

2. In your ETL application design you have found several areas of common processing requirements in the mapping specifications. These common logic areas found include: code validation lookups and name formatting. The common logic areas have the same logic, but the jobs using them would have different column metadata. Choose the action that gives you the best reusability design to effectively implement these common logic areas in your ETL application?

A) Create parallel shared containers with Runtime Column Propagation (RCP) ON and define only necessary common columns needed for the logic.
B) Create separate jobs for each layout and choose the appropriate job to run within a job sequencer.
C) Create parallel routines for each of the common logic areas and for each of the unique column metadata formats.
D) Create parallel shared containers and define columns combining all data formats.

3. When using the Sequential File stage as a source, what two property options allow you to add extra columns about the file(s) you are reading onto the output link? (Choose two.)

A) Number of Records Column
B) Percent Null Column
C) File Name Column
D) Surrogate Key Column
E) Row number Column

4. Which step is required to change from a normal lookup to a sparse lookup in an ODBC Connector stage?

A) Change the lookup option in the stage properties to "Sparse".
B) Sort the data on the reference link.
C) Change the partitioning to hash.
D) Replace columns at the beginning of a SELECT statement with a wildcard asterisk (*).

5. What two computer system resources on the DataStage engine are monitored in the Operations Console? (Choose two.)

A) Memory
B) Disk
C) CPU
D) Scratch disk
E) XMETA database

Solutions: