BCIS 461 Exam 2 Actual Questions
and Answers 2026
Data warehouses are subsets of data marts
t/f -
correct answer ✅False- other way around
The "islands of data" problem in the 1980s describes the
phenomenon of unconnected data being stored in numerous
locations within an organization.
t/f -
correct answer ✅True
two-tier data warehouse/BI infastructures offer organizations more
flexibility but cost more than three-tier ones.
T/F -
correct answer ✅False
Subject orientated databases for data warehousing are organized
by detailed subjects such as disk drives, computers, and networks.
T/F -
correct answer ✅False
, BCIS 461 Exam 2 Actual Questions
and Answers 2026
Organizations seldom devote a lot of effort to creating metadata
because it is not important for the effective use of data
warehouses.
T/F -
correct answer ✅False
Which kind of data warehouse is created separately from the
enterprise data warehouse by a department and not reliant on it
for updates?
Public data mart
sectional data mart
volatile data mart
independent data mart -
correct answer ✅independent data mart
Operational or transaction databases are product oriented,
handling transactions that update the database. In contrast, data
warehouses are
subject-oriented and nonvolatile
product-oriented and volatile
subject-oriented and volatile
and Answers 2026
Data warehouses are subsets of data marts
t/f -
correct answer ✅False- other way around
The "islands of data" problem in the 1980s describes the
phenomenon of unconnected data being stored in numerous
locations within an organization.
t/f -
correct answer ✅True
two-tier data warehouse/BI infastructures offer organizations more
flexibility but cost more than three-tier ones.
T/F -
correct answer ✅False
Subject orientated databases for data warehousing are organized
by detailed subjects such as disk drives, computers, and networks.
T/F -
correct answer ✅False
, BCIS 461 Exam 2 Actual Questions
and Answers 2026
Organizations seldom devote a lot of effort to creating metadata
because it is not important for the effective use of data
warehouses.
T/F -
correct answer ✅False
Which kind of data warehouse is created separately from the
enterprise data warehouse by a department and not reliant on it
for updates?
Public data mart
sectional data mart
volatile data mart
independent data mart -
correct answer ✅independent data mart
Operational or transaction databases are product oriented,
handling transactions that update the database. In contrast, data
warehouses are
subject-oriented and nonvolatile
product-oriented and volatile
subject-oriented and volatile
