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IBM InfoSphere DataStage v8.5 Sample Questions:

1. You are setting up user roles on Information Server Web console. Which two roles are required to allow a user to edit DataStage jobs? (Select two)

A) DataStage super operator
B) Information Analyzer Data Administrator
C) Suite User role
D) DataStage Developer

2. Which option is required to identify a particular job player processes?Which option is required to identify a particular job? player processes?

A) Use the DataStage Director Job administration screen to display active player processes.
B) Log onto the server and issue the command "ps -ef | grep ds".
C) Set $APT_PM_SHOW_PIDS to true.
D) Set $APT_DUMP_SCORE to true.

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

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

4. 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 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".
B) 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".
C) 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".
D) Insert sort stage between Join_1 and Join_2, subsort ("Don't sort, previously sorted") on "account", sort "hdr_number" and "paid_date".

5. 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 the retains the existing column value in an historical row and creates a new row with the new value.
C) An update that overwrites the existing column value.
D) An update that retains the existing column value in a list and adds the new value to the list.

Solutions: