IBM Certified Solution Developer - IBM InfoSphere DataStage : 000-303 exam

000-303 real exams

Exam Code: 000-303

Exam Name: IBM Certified Solution Developer - IBM InfoSphere DataStage

Updated: Jun 03, 2026

Q & A: 134 Questions and Answers

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IBM Certified Solution Developer - IBM InfoSphere DataStage Sample Questions:

1. Which requirement must be met to read from a database in parallel using the ODBC connector?

A) Configure environment variable $APT_PARTITION_COUNT.
B) ODBC connector always reads in parallel.
C) Set the Enable partitioning property to Yes.
D) Configure environment variable $APT_MAX_TRANSPORT_BLOCK_SIZE.


2. What are the valid join operations for the Join stage? (Choose two.)

A) Bottom inner join
B) Top outer join
C) Right outer join
D) Inner join
E) Where join


3. When using the Column Export stage, what are two export column type property values allowed for the combined single output column result? (Choose two.)

A) Decimal
B) VarChar
C) Vector
D) Integer
E) Binary


4. Which step is required to change from a normal lookup to a sparse lookup in an ODBC Connector stage?

A) Sort the data on the reference link.
B) Change the partitioning to hash.
C) Change the lookup option in the stage properties to "Sparse".
D) Replace columns at the beginning of a SELECT statement with a wildcard asterisk (*).


5. A DataStage job uses an Inner Join to combine data from two source parallel datasets that were written to disk in sort order based on the join key columns. Which two methods could be used to dramatically improve performance of this job? (Choose two.)

A) Set the environment variable $APT_SORT_INSERTION_CHECK_ONLY.
B) Add a parallel sort stage before each Join input, specifying the "Don't Sort, Previously Grouped" sort key mode for each key.
C) Unset the Preserve Partitioning flag on the output of each parallel dataset.
D) Disable job monitoring.
E) Explicitly specify hash partitioning and sorting on each input to the Join stage.


Solutions:

Question # 1
Answer: C
Question # 2
Answer: C,D
Question # 3
Answer: B,E
Question # 4
Answer: C
Question # 5
Answer: A,B

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