
Data Warehousing Quiz
Authored by Sanjay Dandele
Information Technology (IT)
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a data warehouse primarily used for?
Managing customer relationships
Performing real-time transactions
Supporting management's decision-making process
Storing operational data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who coined the term 'Data Warehouse'?
Ralph Kimball
Bill Inmon
Howard Dresner
Peter Chen
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a characteristic of a data warehouse?
Volatile
Subject-oriented
Integrated
Time-variant
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of metadata in a data warehouse?
To store user data
To perform data mining
To provide data about data
To enhance data security
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which approach to building a data warehouse involves creating a centralized repository first?
Incremental Approach
Hybrid Approach
Bottom-Up Approach
Top-Down Approach
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a data mart?
A tool for data extraction
A type of data warehouse for the entire organization
A subset of a data warehouse focused on a specific subject
A database for operational data
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes operational data?
Historical and static
Summarized and non-updateable
Aggregated and time-variant
Detailed and updateable
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