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C2090-424 Exam Dumps - InfoSphere DataStage v11.3

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Question # 4

Which statement is TRUE about Balanced Optimization?

A.

Balanced Optimization is installed with InfoSphere DataStage.

B.

BalancedOptimization creates a parameter set called BalOpJAQLParams in the underlying project if it does not exist.

C.

Balanced Optimization will change or optimize machine configurations, InfoSphere DataStage configurations, database configurations, or HDFS configurations.

D.

Balanced optimizations are performed in a priority order. When there is ambiguity (for example, some processing could be performed either in a source or target database) processing is pushed into database sources.

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Question # 5

Which of the following is NOT a valid use of stage variables?

A.

Storing values to be used in both derivations and constraints

B.

Storing values that can be referenced by name in downstream stages

C.

Storing values from one row to compare with values in the next row read

D.

Storing the result on an expression to be used in multiple output columns

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Question # 6

The Lookup stage is one of three stages that join records based on the values of key columns. What are the other stages? (Choose two.)

A.

Join

B.

Merge

C.

Modify

D.

Funnel

E.

Difference

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Question # 7

Which one of the following stages requires a schema file when using Runtime Column Propagation?

A.

Modify Stage

B.

Data Set Stage

C.

Transformer Stage

D.

Sequential File Stage

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Question # 8

Which Connector Stage doesnâ€™t support reject Link

A.

DB2 Connector

B.

ODBC Connector

C.

Oracle Connector

D.

Netezza Connector

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