Media monitoring and text analysis are automated methods for retrieving insights from large unstructured or semi-structured data, such as transaction data, social media, blogs, and web news sites.
A. TRUE
B. FALSE
ISO 8000 will describe the structure and the organization of data quality management, including:
A. Data Quality Availability
B. Data Quality Planning
C. Data Quality Control
D. Data Quality Assurance
E. Data Quality Improvement
Some common data quality business rule types are:
A. Definitional conformance
B. Format compliance
C. Range conformance
D. Mapping conformance
The Shewhart chart contains the following elements:
A. Plan
B. Utilization
C. Do
D. Check
E. Act
F. All of the above
Issues caused by data entry processes include:
A. Training issues
B. List entry replacement
C. Software issues
D. Soft state issues
E. Change to business processes
F. Inconsistent business process execution
Data quality issues only emerge at initial stages of the data lifecycle.
A. TRUE
B. FALSE
Field overloading: Unnecessary data duplication is often a result of poor data management.
A. TRUE
B. FALSE
Data profiling also includes cross-column analysis, which can identify overlapping or duplicate columns and expose embedded value dependencies.
A. TRUE
B. FALSE
Volume refers to the amount of data
Big Data often has thousands of entities or elements in billions of records.
A. TRUE
B. FALSE
What ISO standard defines characteristics that can be tested by any organisation in the data supply chain to objectively determine conformance of the data to this ISO standard.
A. ISO 9000
B. ISO 7000
C. ISO 8000
D. ISO 9001
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