aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • Data Warehouse Design Processing
  • __________ is the operation of extracting data from a sou...
Multiple choice

__________ is the operation of extracting data from a source system for further use in a data warehouse environment.

  1. Enrichment

  2. B-tree index

  3. Data loading

  4. Data segment compression

  5. Data extraction

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Extraction is the operation of extracting data from a source system for further use in a data warehouse environment.

Keep practicing — related questions

  • The technique of gathering data from various operational systems and from external sources is known as ____...
  • _______________ task is the rearrangement and simplification of individual fields to make them more useful ...
  • _______________ task is the rearrangement and simplification of individual fields to make them more useful ...
  • Which of the following functions in data warehouse has to deal with numerous data sources and employs appro...
  • An operating system intended for use on microprocessor based systems that supports a single user is
  • An Operating System whose functions including controlling the flow of data to or from a disk is commonly ca...
  • The system that is used for serial transmission of data is
  • If digital data rate of 9, 600 bps is encoded using 8-level PSK method, modulation rate is
Play the full quiz 🎤 Practise this topic out loud

Practice this topic

  • Database Management Systems (5344 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy