Top 250+ Solved Data Mining and Business Intelligence MCQ Questions Answer
Q. The term that is not associated with data cleaning process is____________.
a. Domain consistency
b. Deduplication
c. Disambiguation
d. Segmentation
Q. __________are some popular OLAP tools.
a. Metacube, Informix
b. Oracle Express, Essbase
c. HOLAP
d. MOLAP
Q. Capability of data mining is to build __________models.
a. Retrospective
b. Interrogative
c. Predictive
d. Imperative
Q. ________is a process of determining the preference of customer's majority.
a. Association
b. Preferencing
c. Segmentation
d. Classification
Q. Strategic value of data mining is_______.
a. Cost-sensitive
b. Work-sensitive
c. Time-sensitive
d. Technical-sensitive
Q. ___________proposed the approach for data integration issues.
a. Ralph Campbell
b. Ralph Kimball
c. John Raphlin
d. James Gosling
Q. The terms equality and roll up are associated with__________.
a. OLAP
b. Visualization
c. Data mart
d. Decision tree
Q. Exceptional reporting in data warehousing is otherwise called as__________.
a. Exception
b. Alerts
c. Errors
d. Bugs
Q. _________is a metadata repository.
a. Prism solution directory manager
b. CORBA
c. STUNT
d. COBWEB
Q. _________is an expensive process in building an expert system.
a. Analysis
b. Study
c. Design
d. Information collection
Q. The full form of KDD is__________.
a. Knowledge database
b. Knowledge discovery in database
c. Knowledge data house
d. Knowledge data definition
Q. The first International conference on KDD was held in the year_________.
a. 1996
b. 1997
c. 1995
d. 1994
Q. Removing duplicate records is a process called____________.
a. Recovery
b. Data cleaning
c. Data cleansing
d. Data pruning
Q. __________contains information that gives users an easy-to-understand perspective of theinformation stored in the data warehouse.
a. Business metadata
b. Technical metadata
c. Operational metadata
d. Financial metadata
Q. _________helps to integrate, maintain and view the contents of the data warehousing system.
a. Business directory
b. Information directory
c. Data dictionary
d. Database