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Q.1
Which level of database is viewed by user:
Internal level
External Level
Conceptual Level
All of these
Q.2
Which of the following is not a data mining metric?
Space complexity.
Time complexity.
ROI.
All of the above.
Q.3
The source of all data warehouse data is the____________.
operational environment.
informal environment.
formal environment.
technology environment.
Q.4
Data can be updated in _____environment.
data warehouse.
data mining.
operational.
informational.
Q.5
______________databases are owned by particular departments or business groups.
Informational.
Operational.
Both informational and operational.
Flat.
Q.6
_________maps the core warehouse metadata to business concepts, familiar and useful to end users.
Application level metadata.
User level metadata.
Enduser level metadata.
Core level metadata.
Q.7
The data Warehouse is__________.
A. read only.
B. write only.
C. read write only.
D. none.
Q.8
The data is stored, retrieved & updated in ____________.
OLAP.
OLTP.
SMTP.
FTP.
Q.9
__________ is a subject-oriented, integrated, time-variant, nonvolatile collection of data in support ofmanagement decisions.
A. Data Mining.
B. Data Warehousing.
C. Web Mining.
D. Text Mining.
Q.10
This is a broad category of applications and technologies for gathering, storing, analyzing, and providing access to data to help enterprise users make better business decisions.
data mart
business information warehouse
business intelligence
data mining
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