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IBM InfoSphere DataStage v8.5 Sample Questions:

1. Your job design calls for using a target ODBC Connector stage. The target database is found on a remote server. The target table you are writing into contains a single column primary key. What are the three "Write mode" properties that allow the possibility of multiple SQL actions? (Choose three.)

A) Insert then update
B) Delete then insert
C) Update then insert
D) Truncate then add
E) Join then update

2. A job design consists of an input SequentialFile stage, followed by a Peek stage, a Transformer stage, a Sort stage and finally an output Dataset stage. The job executes on an SMP system with a configuration file defined with 4 nodes.
The environment variable $APT_DISABLE_COMBINATION is set to "True". How many processes will this job create?

A) 21
B) 19
C) 17
D) 12

3. The number of File Set data files created depends upon what three items? (Choose three.)

A) Number of physical processing nodes.
B) Number of disks in the export or default disk pool connected to each processing node in the default node pool
C) Number of processing nodes in the default node pool.
D) Schema definition of the file.
E) File system limitations.

4. Which three statements are true about stage variables in a Transformer Stage? (Choose three.)

A) Varchar stage variables can be initialized with spaces.
B) The expression executed for a stage variable can refer to a stage variable which is executed later.
C) Stage variables can be set to NULL.
D) A stage variable in one Transformer can refer to a stage variable in another Transformer, as long as the second Transformer was processed earlier in the job flow.
E) Stage variables are refreshed with default values before each new input row is processed.

5. You are setting up a clustered environment. Each node in the cluster has public and private network adapters. The private network uses fast Ethernet. Which two statements are true? (Select two)

A) You must use APT_PM_CONDUCTOR_HOSTNAME variable for optimal environment.
B) Host name alias is not allowed for conductor node.
C) The client machines on the public network must use the host name for the engine on the private network to connect.
D) Using the host names on the private network for 'fastname' makes better performance.

Solutions: