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IBM C2090-421 Exam Syllabus Topics:

IBM InfoSphere DataStage v8.5 Sample Questions:

Question 1

Which two statements are true regarding access to a MQ queue? (Choose two.)

A. MQ stage and MQ connector stages support destructive reads.
B. MQ plugin stage can be used to read and write messages from a remote MQ message queue.
C. MQ stage connects to a queue manager in Client mode only.
D. MQ connector stage is capable of connecting to Queue manager in both Server and Client mode.

Question 2

Which Oracle Enterprise stage read property can be set using -dboptions to tune job performance?

A. transactsize
B. memsize
C. arraysize
D. partitionsize

Question 3

A job reads from a sequential file using a SequentialFile stage with option "number of readers" set to 2. This data goes to a Transformer stage and then is written to a dataset using the DataSet stage. The default configuration file has three nodes. The environment variable $APT_DISABLE_COMBINATION is set to "True" and partitioning is set to "Auto". How many processes will be created?

A. 9
B. 7
C. 12
D. 5

Question 4

Which three attributes are found for each segment in a Data Set descriptor file? (Select three)

A. Schema of Data Set.
B. Path names of all data files on all processing nodes.
C. Flag marking segment as valid or invalid.
D. Statistical information such as number of records in the segment and number of bytes.
E. Copy of the configuration file used when segment was created.

Question 5

Configuring the weighting column of an Aggregator stage affects which three options. (Choose three.)

A. Sum
B. Sum of Weights
C. Corrected Sum of Squares
D. Percent Coefficient of Variation
E. Maximum Value

Solutions: