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IBM C2090-421 Exam Syllabus Topics:

IBM InfoSphere DataStage v8.5 Sample Questions:

1. Click on the Exhibit button.

Using this report, how many processes and on how many nodes does this score depict?

A) 3 processes on 2 nodes
B) 2 processes on 2 nodes
C) 3 processes on 3 nodes
D) 2 processes on 3 nodes

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

3. To better understand the data flowing through a job, it is desirable to have structural information about the datasets captured in the job log. Which environment variable can provide this information?

A) $OSH_PRINT_SCHEMAS
B) $OSH_STDOUT_MSG
C) $APT_PM_PLAYER_MEMORY
D) $APT_NO_PART_INSERTION

4. Which two tasks can the Slowly Changing Dimensions (SCD) stage perform? (Choose two.)

A) Look up whether a record with a matching business key value exists in a dimension table. If it does, add new values for selected fields to values lists for those fields.
B) Look up whether a record with a matching business key value exists in a dimension table. If it does not, retrieve a new surrogate key value and insert a new row into the dimension table.
C) Look up whether a record with a matching business key value exists in a fact table. If it does not, retrieve a new surrogate key value and insert a new row into the fact table.
D) Look up whether a record with a matching business key value exists in a dimension table. If it does, mark the record as not-current, and generate a new record with new values for selected fields.

5. Which two data repositories can you use for user authentication within the Information Server Suite? (Choose two.)

A) the IBM Suite User Configuration file specified within the dsenv file
B) the local operating system directory
C) the IBM Metadata repository
D) the IBM Information Server user directory

Solutions: