Exam Topics
The following are covered in IBM P2090-95 practice exams and IBM P2090-95 practice test:
- QualityStage General Questions - 100%
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IBM P2090-95 Official Certification Site
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Sample Questions
Which of the following rules will retain FIELD1 with the longest last name and TITLE equals to “MR”?
- FIELD1: SIZEOF(TRIM(c.“LASTNAME”))>= SIZEOF(TRIM(b.“LASTNAME”)) AND c.TITLE=“MR”
- FIELD1: SIZEOF(TRIM(c.“LASTNAME”))>= SIZEOF(TRIM(b.“LASTNAME”)) AND b.TITLE=“MR”
- FIELD1: SIZEOF(TRIM(c.“LASTNAME”))>= SIZEOF(TRIM(c.“LASTNAME”)) AND c.TITLE=“MR”
- FIELD1: SIZEOF(TRIM(c.“LASTNAME”))<= SIZEOF(TRIM(b.“LASTNAME”)) AND c.TITLE=“MR”
Which of the following is TRUE regarding the use of Critical Fields?
- Critical Fields do not have to match exactly.
- Only critical fields of a record are used to calculate the composite weights of the record.
- Critical Fields are fields with missing values.
- Critical Fields are used to identify fields that must agree in order for records to be linked.
In Standardization Rule Sets, classification table contains what?
- Pattern of tokens, actions to execute, and the logic.
- Token, standard form, class, and override rules.
- Class, token, and standard form.
- Field name, data type, and position in record.
Investigation of data using QualityStage is for _____________________
- verifying the reliability of the data in the fields to be used as matching criteria.
- identifying all the data sources for data consolidation.
- transforming the data from one data type to another.
- discovering the actual values of missing data.
What is DataStage/Quality Stage Administrator client used for?
- Compiling all the jobs at once.
- Scheduling jobs to execute.
- Setting up project properties.
- Exporting log messages for a job.
What does character discrete investigation examine?
- Both single domain and multiple domain fields.
- Single domain fields.
- None of the above.
- Multiple domain fields.
What is DataStage/QualityStage Director client used for?
- Compiling and executing a job.
- Clearing log messages of a job.
- Enabling run time column propagation for parallel jobs.
- Publishing and managing shared information services.
Which one of the following is NOT a survive technique?
- Longest Field
- Most Frequent
- Most Recent
- Probability based rule
Which of the following should be avoided regarding the use of Match Improvement Strategy?
- Adjust weights using weight overrides.
- Add additional passes.
- Set critical values for important fields.
- Use only one Match Pass.
A QualityStage investigate job will NOT ________________
- group records together that are considered duplicates.
- identify invalid and default values.
- examine single domain and free-form text fields.
- discover trends and anomalies.
What does the informational content of a QualityStage Match phase measure?
- The confidence of a match.
- The severity of false positives and false negatives.
- The degree of importance of a particular data field.
- The significance of discriminating value and frequency.
What does the QualityStage Standardization Rule Set contain?
- Rules on which records to keep
- Logic for parsing, classifying, and pattern processing the data.
- Information on how to perform calculation with the data.
- Rules for eliminating columns of data.
Which one of the following is NOT a necessary step in QualityStage to address data quality issues?
- Survive
- Investigate
- Transform
- Standardize
If data value AEJPA 5342G is investigated using an all-C mask, what would the result look like?
- AEJPA G
- AEJPA 5342G
- AEJPA XXXXG
- CCCCBCCCCC
Which of the following is NOT true regarding the use of Match Type?
- All of the above.
- Reference Match has one-to-one correspondence.
- Unduplicate Match requires two source files.
- Reference Match has many-to-one correspondence.
What will a QualityStage match job do?
- Construct consolidated household views of individuals.
- Create cross reference keys.
- Enforce business standards on data elements.
- Gain complete understanding of data within context.
Which of the following is Weight Override used to add or replace?
- Disagreement weight
- All of the above.
- Agreement weight
- Calculated weight
Which of the following is NOT a Match Stage comparison method?
- NAME_UNCERT
- UNCERT
- FREQUENCY
- CNT_DIFF
Which of the following will be generated by a QualityStage Word Investigate job?
- Pattern report and output report.
- Pattern report and token report.
- Sample report and detail report.
- Sample report and token report.
What is Character Concatenate method used for?
- To investigate one or more fields to uncover any relationship between the field values.
- All of the above.
- To analyze data using one or more character masks.
- To generate reports for frequency and pattern references.
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IBM P2090-095 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Data Cleansing and Survivorship | - Record consolidation concepts
|
| Matching and Linking | - Match design principles
|
| InfoSphere QualityStage Architecture | - Components and workflow
|
| Data Quality Fundamentals | - Core concepts of data quality
|
| Standardization and Parsing | - Data standardization techniques
|

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