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IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. Which three statements are true about characteristics of shared containers? (Select three)

A) Containers allow you to implement recurring logic.
B) Containers allow multiple users to access a single job.
C) Containers allow you to provide pre-configured job design logic.
D) Containers are a group of stages and links.
E) Containers are used to execute jobs.

2. A customer wants to select the entire order details for the largest transaction for each of 2 million customers from a 20 million row DB2 source table containing order history. Which parallel job design would satisfy this functional requirement?

A) Use a Sort Aggregator stage with calculated column based on the maximum value of transaction amount column.
B) Partition and sort the input to a Filter stage by customer number. Filter with the clause "MAX(transaction_amount)".
C) Partition on customer key, sort on customer key and transaction amount, remove duplicates on customer key.
D) Partition and sort the input to a RemoveDuplicates stage using the customer key and transaction amount columns. Remove duplicates on customer key.

3. Records in a source file must be aggregated for further processing. Which two conditions would require the use of a Transformer stage instead of or in addition to an Aggregator stage? (Choose two.)

A) A global aggregation across all partitions is needed.
B) The data hasn't been sorted or grouped.
C) Aggregation results outside of a certain range need to be flagged as abnormal.
D) The aggregation is a custom formula for your enterprise.

4. What role must a user have to delete shared metadata assets from the repository?

A) Common Metadata User
B) Common Metadata Administrator
C) Business Glossary Administrator
D) Information Analyzer User
E) DataStage Administrator

5. You have a job that reads in Sequential File followed by a Transformer stage. When you run this job, which partitioning method will be used by default?

A) Round Robin
B) Same
C) Random
D) Hash

Solutions: