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IBM C2090-421 Exam Syllabus Topics:

IBM InfoSphere DataStage v8.5 Sample Questions:

1. In a file defining a partial schema, which three properties define the record? (Choose three.)

A) record_length
B) record_delim_string
C) text
D) delim
E) intact

2. Which three statements are true about stage variables? (Select three)

A) Stage variables are executed after constraints but before derivations.
B) Stage variables cannot contain NULL values.
C) Stage variables retain their values between rows in the stage.
D) Stage variables are executed before loop variables.
E) A derivation for a stage variable can reference stage variables that are later in the execution order.

3. External data conversions fall in two major types - automatic and manual. What are the three automatic conversions? (Select three)

A) Flat Text files
B) Modify operator
C) Relational data
D) SAS data
E) Sequential File stage

4. A customer requires reading a fixed-length sequential file in parallel where input rows can be identified. What two tasks must be done to meet these requirements? (Choose two.)

A) Set partitioning method to Same.
B) Specify Multiple readers per node.
C) Set $APT_READ_MULTI_NODES to TRUE.
D) Ensure data has unique identifiers for data rows.

5. The DB2 and Oracle Enterprise stages support logged and non-logged DBMS table operations. What is the non-logged operation that is supported by the DB2 and Oracle Enterprise stages?

A) Load
B) Update
C) Delete
D) Insert

Solutions: