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IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. Which two statements are correct about XML stages and their usage? (Choose two.)

A) XML Input stage transforms hierarchical XSLT data to tabular format.
B) XML Input stage converts XML data to hierarchical format.
C) XML Transformer stage converts an XML document to another XML hierarchical format.
D) XML Output stage converts relational tables and sequential files to XML hierarchical structures.

2. The purchase history record contains CustID, ProductID, ProductType and TotalAmount. You need to retain the record of greatest TotalAmount per CustID and ProductType using RemoveDuplicate stage. Which two statements accomplish this requirement? (Choose two.)

A) Hash-partition on CustID and ProductType;
Sort on CustID, ProductType and TotalAmount.
B) Hash-partition on ProductType;
Sort on ProductType, CustID and TotalAmount.
C) Hash-partition on CustID;
Sort on CustID, ProductType and TotalAmount.
D) Hash-partition on CustID, ProductType and TotalAmount;
Sort on CustID, ProductType and TotalAmount.

3. 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.

4. Which two statements are accurate regarding usage of database stages? (Choose two.)

A) DataStage provides native Oracle database stages.
B) Plug-in stages match columns by name.
C) Database stages cannot create tables and must be done externally.
D) Native database stages match columns by name.

5. What two stages are required to place Header and Detail records, which have different formats, into a single format? (Choose two.)

A) Combine Stage
B) Funnel Stage
C) Column Import Stage
D) Column Export Stage

Solutions: