Data Mining Online Exam Quiz
Data Mining GK Quiz. Question and Answers related to Data Mining. MCQ (Multiple Choice Questions with answers about Data Mining
__ is a subject-oriented, integrated,time-varying, nonvolatile collection of data in support of management decisions –making process.
Options
A : Data structure
B : Data warehouse
C : Data base
D : Data analytics
The full form of OLAP is
Options
A : Online Advanced Program
B : Online Analytical Program
C : Online Advanced Processing
D : Online Analytical Processing
What is the full form of OLTP
Options
A : Online Transaction Processing
B : Online Transaction Program
C : Oracle Transaction Processing
D : Online Terminal Processing
The data is stored, retrieved and updated in
Options
A : OLTP
B : OLAP
C : DBMS
D : MPP
Fact constellation is a good alternative to the
Options
A : Galaxy Schema
B : Snowflake schema
C : Star Schema
D : None of the above
Which operation mainly used to access the live data online and analyse it
Options
A : ROLAP
B : OLAP
C : MOLAP
D : HOLAP
In data mining, the slice operation performs a selection on __
Options
A : One dimension
B : Two dimension
C : Multi dimension
D : None of the above
In data mining, the dice operation performs a selection on
Options
A : Single dimension
B : Only on Two dimension
C : Two or more dimension
D : None of the above
In star schema there is __ relationship between fact table and dimension table
Options
A : M:N
B : 1:N
C : 2:N
D : 3:N
Fact constellation is also known as
Options
A : Star Schema
B : Snowflake Schema
C : Micro Schema
D : Galaxy Schema