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IBM Assessment: InfoSphere DataStage v8.5 Sample Questions:

1. You are asked to identify the jobs and shared containers that use the ADDRESS column. The Size has changed from 50 to 120 characters in the source system so the jobs must be updated with the new size. What feature of the Designer will locate where a column is used in a DataStage project?

A) Select a Table Definition, then right click and choose Find where column is used. Select the column to search for from the list.
B) From Designer Tools open an Advanced Find dialog. Select Columns from the Type list and enter the column name in the Name To Find field.
C) From Designer Tools, open an Advanced Find dialog. Enter the column name in the Name to find field. Select Jobs and Shared Containers from the Type to find list.
D) Open the Table Definition properties, Select the ADDRESS column, then right click and select Find where used.

2. You are working on a project that contains a large number of jobs contained in many folders. You would like to review the jobs created by the former developer of the project. How can you find these jobs?

A) Use the Advanced Find feature contained in the Designer interface.
B) Filter jobs in Director Client's Repository window.
C) Sort the jobs by date in the Repository window.
D) While selecting the top folder in the project, choose Find Dependencies.

3. Which three statements are true about File Sets? (Choose three.)

A) File sets are stored as header file and data files.
B) File sets are readable by external applications.
C) File sets always execute in parallel.
D) File sets are partitioned.
E) File sets have a proprietary data format which may change in future DataStage versions.

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, mark the record as not-current, and generate a new record with new values for selected fields.
B) 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.
C) 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.
D) 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.

5. What three statements are true with regards to restartable mode for an FTP Enterprise stage? (Select three)

A) Optionally specify a unique job_id for the transfer.
B) Checkpoint files are written to /^"checkpoint directory">/pftpJobid_ <"jobid number">.
C) Specify a checkpoint directory for the transfer using the -checkpointdir directory.
D) File URIs that were transferred completely are not transferred again.
E) Specify the-restartable_transfer option.

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