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IBM 000-421 Exam Syllabus Topics:

IBM InfoSphere DataStage v8.5 Sample Questions:

Question 1

What are two fundamental functions of the Information Server Source Code Integration based on the Eclipse Team framework? (Choose two.)

A. Replace from Source Code Control Workspace
B. Send to Source Code Control Workspace
C. Commit Changes
D. Rollback Changes

Question 2

Refer to the exhibit.

You are responsible for improving performance for a given job. From reviewing the job dump score, you notice that many tsort operators are inserted. Join_1 is on columns "account", "po_date" and "hdr_number". Join_2 is based on "account", "hdr_number", "paid_date".
Which two actions will help you improve the performance without changing the business logic?
(Select two)

A. Partition on account and hdr_numberfor all joins. Change Join_1 to join on "account", "hdr_number" and "po_date". Insert Sort between Join_1 and Join_2 and subsort ("Don't sort previously sorted") on "account".
B. Partition on account and hdrnumber for all joins. Change Join_1 to join on "account", "hdrnumber" and "po_date". Insert Sort between Join_1 and Join_2 and subsort ("Don't sort previously sorted") on "account" and "hdr_number" and sort on "paid_date".
C. Partition on "account" and "hdr_number" for all joins. Change Join_1 to join on "account", "hdr_number" and "po_date". Add Add $APT_SORTJNSERTION_CHECK_ONLY to job parameter list and set it to "True".
D. Insert sort stage between Join_1 and Join_2, subsort ("Don't sort, previously sorted") on "account", sort "hdr_number" and "paid_date".

Question 3

You would like to pass values into parameters that will be used in a variety of downstream activity stages within a job sequence. What are three valid ways to do this? (Choose three.)

A. Use local parameters.
B. Use environment variables.
C. Check the "Propagate Parameters" checkbox in the Sequence Job properties.
D. Place a parameter set stage on the job sequence.
E. Use the UserVariablesActivity Stage to populate the local parameters from an outside source such as a file.

Question 4

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

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

Question 5

What would help debug the run-time environment?

A. $OSH_PRINT_SCHEMAS
B. $APT_VERBOSE
C. View detailed runtime stats through Job monitor in Director Client.
D. Check the message filters for the job.

Solutions: