Data Mining & Data Ware House Questions and Answers

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Q71
Prediction is
  • A The result of the application of a theory or a rule in a specific case
  • B One of several possible enters within a database table that is chosen by the designer as the primary means of accessing the data in the table
  • C Discipline in statistics that studies ways to find the most interesting projections of multi-dimensional spaces.
  • D None of these
Answer: Option A
Q72
Primary key is
  • A The result of the application of a theory or a rule in a specific case
  • B One of several possible enters within a database table that is chosen by the designer as the primary means of accessing the data in the table
  • C Discipline in statistics that studies ways to find the most interesting projections of multi-dimensional spaces.
  • D None of these
Answer: Option B
Q73
Noise is
  • A A component fo a network
  • B In the context of KDD and data mining. this refers to random errors in a database table.
  • C One of the defining aspects of a data warehouse
  • D None of these
Answer: Option B
Q74
Quadratic complexity is
  • A A reference to the speed of an algorithm, which is quadratically dependent on the size of the dat(A)
  • B Attributes of a database table that can take only numerical values.
  • C Tools designed to query a database.
  • D None of these
Answer: Option A
Q75
Query tools are
  • A A reference to the speed of an algorithm, which is quadratically dependent on the size of the dat(A)
  • B Attributes of a database table that can take only numberical values
  • C Tools designed to query a database.
  • D None of these
Answer: Option C
Q76
Prolog is
  • A A programming language based on logic
  • B A computer where each processor has its own operating system, its own memory, and its own hard disk.
  • C Describes the structure of the contents of a database.
  • D None of these
Answer: Option A
Q77
Massively parallel machine is
  • A A programming language based on logic
  • B A computer where each processor has its own operating system, its own memory, and its own hard disk.
  • C Describes the structure of the contents of a database
  • D None of these
Answer: Option B
Q78
Operational database is
  • A A measure of the desired maximal complexity of data mining algorithms
  • B A database containing volatile data used for the daily operation of an organzation
  • C Relational database management system
  • D None of these
Answer: Option A
Q79
Operational database is
  • A A measure of the desired maximal complxeity of data mining alorithms
  • B A database containing volatile data used for the daily operation of an organization
  • C Relational database management system
  • D None of these
Answer: Option B
Q80
Oracle is referred to
  • A A measure of the desired maximal complexity of data mining algorithms
  • B A database containing volatile data used for the daily operation of an organization
  • C Relational datbase management system
  • D None of these
Answer: Option C

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