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IBM C2090-421 Exam Syllabus Topics:

IBM InfoSphere DataStage v8.5 Sample Questions:

Question 1

You write a job control routine to control a sequence of jobs running as a single unit of work. What are three valid job status types you can trap for? (Choose three.)

A. DSJS.STOPPED
B. DSJS.START
C. DSJS.RUNFAILED
D. DSJS.RUNOK
E. DSJS.RUNERROR

Question 2

Which of the following describes a type two update in a Slowly Changing Dimensions (SCD) stage?

A. An update that replaces the existing column value if a specified condition is satisfied.
B. An update that retains the existing column value in a list and adds the new value to the list.
C. An update that overwrites the existing column value.
D. An update the retains the existing column value in an historical row and creates a new row with the new value.

Question 3

You would like to invoke a job sequence from a web service. How can this be done?

A. Select the job sequence when creating the web service operation,
B. Create a DataStage routine that invokes the job sequence and invoke the routine from a DataStage job. Then use this job when creating the web service operation.
C. Invoke the job sequence using the dsjob command.
D. Check the use job sequence checkbox when creating the web service.

Question 4

Which two statements are true about the usage of scratch disk? (Choose two.)

A. The Sort stage always uses the scratch disk.
B. The parallel framework uses the disk space specified in the scratch disk setting to buffer virtual data set records.
C. If "buffer" scratch disk pool is defined, the framework uses this disk pool and the default disk pool.
D. You can define multiple scratch disk spaces to distribute disk I/O.

Question 5

What two features enable a job with a Sequential File stage to read from sequential files with different numbers of columns and types? (Select two)

A. Subrecord data type
B. Schema File property
C. Runtime Column Propagation
D. Vector data type

Solutions: