Data Mining and Business Intelligence MCQs with answers Page - 14

Here, you will find a collection of MCQ questions on Data Mining and Business Intelligence. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

Admin • 828.03K Points
Coach

Q. ROI is an acronym of _______.

  • (A) Return on Investment
  • (B) Return on Information
  • (C) Repetition of Information
  • (D) Runtime of Instruction

A

Admin • 828.03K Points
Coach

Q. The ______of data could result in the disclosure of information that is deemed to be confidential.

  • (A) Authorized use
  • (B) Unauthorized use
  • (C) Authenticated use
  • (D) Unauthenticated use

A

Admin • 828.03K Points
Coach

Q. _________data are noisy and have many missing attribute values.

  • (A) Preprocessed
  • (B) Cleaned
  • (C) Real-worl
  • (D) D Tr

A

Admin • 828.03K Points
Coach

Q. SQL stand for_________.

  • (A) Standard Query Language
  • (B) Structured Query Language
  • (C) Standard Quick List.
  • (D) Structured Query list

A

Admin • 828.03K Points
Coach

Q. Which of the following is not a data mining metric?

  • (A) Space complexity
  • (B) Time complexity
  • (C) ROI
  • (D) All of the above

A

Admin • 828.03K Points
Coach

Q. Reducing the number of attributes to solve the high dimensionality problem is called as_____________.

  • (A) Dimensionality curse
  • (B) Dimensionality reduction
  • (C) Cleaning
  • (D) Over fitting

A

Admin • 828.03K Points
Coach

Q. Data that are not of interest to the data mining task is called as _____.

  • (A) Missing data
  • (B) Changing data
  • (C) Irrelevant data
  • (D) Noisy data

A

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Q. _________are effective tools to attack the scalability problem.

  • (A) Sampling
  • (B) Parallelization
  • (C) Both A & B
  • (D) None of the above

A

Admin • 828.03K Points
Coach

Q. Market-basket problem was formulated by____________.

  • (A) Agrawal et al
  • (B) Steve et al
  • (C) Toda et al
  • (D) Simon et al

A

Admin • 828.03K Points
Coach

Q. Data mining helps in________.

  • (A) Inventory managemen
  • (B) Sales promotion strategies
  • (C) Marketing strategies
  • (D) All of the above

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