ISM 3541 EXAM 1 CERTIFICATION EVALUATION
2026 QUESTIONS WITH PRACTICE SOLUTION
GRADED A+
◉ T/F:
In the Dallas Cowboys case study, the focus was on using data
analytics to decide which players would play every week. Answer:
False
◉ T/F:
Data source reliability means that data are correct and are a good
match for the analytics problem. Answer: False
◉ What measure of dispersion is calculated by simply taking the
square root of the variations? Answer: Standard deviation
◉ This technique makes no "a priori" assumption of whether one
variable is dependent on the other(s) and is not concerned with the
relationship between variables; instead it gives an estimate on the
degree of association between the variables. Answer: correlation
◉ T/F:
,Data accessibility means that the data are easily and readily
obtained. Answer: True
◉ T/F:
Data is the main ingredient for any BI, data science, and business
analytics initiative. Answer: True
◉ T/F:
One way an operational data store store differs from a data
warehouse is the recency of their data. Answer: True
◉ Operational or transaction databases are product oriented,
handling transactions that update the database. In contrast, data
warehouses are what? Answer: Subject oriented and non-volatile
◉ T/F:
Properly integrating data from various databases and other
disparate sources is a trivial process. Answer: False
◉ T/F:
Moving the data into a data warehouse is usually the easiest part of
its creation. Answer: False
, ◉ Which of the following is an indirect benefit of data warehouses?
Answer: improved customer service
◉ T/F:
The data warehousing maturity model consists of six stages:
prenatal, infant, child, teenager, adult, and sage. Answer: True
◉ T/F:
Without middleware, different BI programs cannot easily connect to
the data warehouse. Answer: True
◉ T/F:
Subject oriented databases for data warehousing are organized by
detailed subjects such as dick drives, computers, and networks.
Answer: False
◉ T/F:
Data warehouse administrators (DWAs) do not need strong business
insight since they only handle the technical aspect of the
infrastructure. Answer: False
◉ T/F:
The BPM development cycle is essentially a one-shot process where
the requirement is to get it right the first time. Answer: False
2026 QUESTIONS WITH PRACTICE SOLUTION
GRADED A+
◉ T/F:
In the Dallas Cowboys case study, the focus was on using data
analytics to decide which players would play every week. Answer:
False
◉ T/F:
Data source reliability means that data are correct and are a good
match for the analytics problem. Answer: False
◉ What measure of dispersion is calculated by simply taking the
square root of the variations? Answer: Standard deviation
◉ This technique makes no "a priori" assumption of whether one
variable is dependent on the other(s) and is not concerned with the
relationship between variables; instead it gives an estimate on the
degree of association between the variables. Answer: correlation
◉ T/F:
,Data accessibility means that the data are easily and readily
obtained. Answer: True
◉ T/F:
Data is the main ingredient for any BI, data science, and business
analytics initiative. Answer: True
◉ T/F:
One way an operational data store store differs from a data
warehouse is the recency of their data. Answer: True
◉ Operational or transaction databases are product oriented,
handling transactions that update the database. In contrast, data
warehouses are what? Answer: Subject oriented and non-volatile
◉ T/F:
Properly integrating data from various databases and other
disparate sources is a trivial process. Answer: False
◉ T/F:
Moving the data into a data warehouse is usually the easiest part of
its creation. Answer: False
, ◉ Which of the following is an indirect benefit of data warehouses?
Answer: improved customer service
◉ T/F:
The data warehousing maturity model consists of six stages:
prenatal, infant, child, teenager, adult, and sage. Answer: True
◉ T/F:
Without middleware, different BI programs cannot easily connect to
the data warehouse. Answer: True
◉ T/F:
Subject oriented databases for data warehousing are organized by
detailed subjects such as dick drives, computers, and networks.
Answer: False
◉ T/F:
Data warehouse administrators (DWAs) do not need strong business
insight since they only handle the technical aspect of the
infrastructure. Answer: False
◉ T/F:
The BPM development cycle is essentially a one-shot process where
the requirement is to get it right the first time. Answer: False
