IBM C2090-304 Actual Free Exam Questions & Community Discussion

Exam Code/Number: C2090-304
Exam Name/Title: IBM InfoSphere QualityStage v9.1 Solution Developer
Certification Provider: IBM
Corresponding Certification: IBM Certified Solution Developer

Exam Questions: 62
Updated On: Sep 11, 2026

Question #1

A client's data has information from several source systems combined into a single input file. The data needs to be matched within source system and all data must be retained. There is a field present in the data which identifies the source system.
Which approach would best accomplish this task?

A. Pass all the data into a Remove Duplicates stage and process the remaining data into an One-source match blocking on the Source System field.

B. Sort the data by source system, pass the data through a Remove Duplicates stage and pass the data to a Two-source match stage blocking on the Source System field.

C. Pass all the data into a Match One-source stage blocking on the Source System field.

D. Separate the data by source system using a Filter stage, pass each sources system's data through an One-source match and match on the Source System field.

Discussion 0

Correct Answer: C Vote an answer

Question #2

What are two purposes of Standardization processing?

A. It applies consistent representations, corrects misspellings, and incorporates business or industry standards.

B. It identifies best record to move forward in processing.

C. It removes duplicate data elements.

D. It places each value into a single domain field, and transforms data into a standard format.

E. It certifies and verifies data elements based on USPS postal standards.

Discussion 0

Correct Answer: A,C Vote an answer

Question #3

You are using the Match Designer with a One-source match specification. You have attempted to configure the match specification test environment and received an error when you selected 'Update'.
What is the most likely cause of the problem.

A. The 'Configuration File Location' is blank.

B. The 'Maximum Frequency Value' is blank.

C. The Test Results Database' is not a defined connector.

D. The 'Data Sample Data Set' is not a Data Set.

Discussion 0

Correct Answer: B Vote an answer

Question #4

A complex QualityStage job is running slowly on a two CPU server. The parallel engine configuration file contains eight nodes.
How can performance be improved?

A. Increase number of nodes in configuration file.

B. Reduce number of nodes in configuration file.

C. Reduce scratch space in configuration file.

D. Increase scratch space in configuration file.

Discussion 0

Correct Answer: D Vote an answer

Question #5

How can Word Investigation reports be used to modify a rule set?

A. Adds tokens to allow identification of additional duplicates.

B. Identifies new tokens to allow additional words to be classified.

C. Identifies matched words to be used in match designer frequency distribution.

D. Corrects spelling errors in the data field.

Discussion 0

Correct Answer: D Vote an answer

Question #6

What would happen if a special character is included in the SEPLIST and not in the STRIPLIST?

A. That special character will be ignored.

B. You need to enclose in double quotes any special characters in the SEPLIST that is not in the STRIPLIST.

C. You will get an error when you test a statement.

D. The token class for that character becomes the character itself.

Discussion 0

Correct Answer: D Vote an answer

Question #7

Which two are goals for re-engineering data?

A. Identifying duplicate records.

B. Optimizing database performance.

C. Masking personal information.

D. Monitoring database activity for sensitive objects.

E. Identifying hidden attributes in free-form fields.

Discussion 0

Correct Answer: A,C Vote an answer

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