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OMIS 472 Final Exam Review correctly answered to pass
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OMIS 472 Final Exam Review correctly answered to pass
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OMIS 472 Final Exam ReviewThe process of modeling, implementing and managing the data warehouse is called: - correct answer
✔✔Data warehousing
The first step in authoring a report is: - correct answer ✔✔Identifying the needs of the report user.
This is used to consolidate multiple data sources into a single source for the report authoring tool: -
correct answer ✔✔semantic layer.
To eliminate anomalies, the database tables need to be: - correct answer ✔✔normalized.
Data science is the interaction of ALL of the following EXCEPT: - correct answer ✔✔algorithms
Usually, data contained in informational systems are: - correct answer ✔✔fully integrated
Social Media include social networking such as - correct answer ✔✔Snapchat, Facebook, Twitter, Reddit,
Digg, etc.
The first step in ETL is: - correct answer ✔✔extraction of data
Of the four interactions, _______ has no impact on the table
A. write
B. read
C. update
D. delete - correct answer ✔✔B. read
_______ Refers to the total number of values un the list. - correct answer ✔✔Count
, Analysts can collect unstructured data and tag them to derive their meaning for the computer using: -
correct answer ✔✔XML or XBRL
Throughout the loading process, _________ constraints must be met - correct answer ✔✔referential
integrity
Exception reporting is _______ tool for managers and other individuals who are responsible for business
activities and results - correct answer ✔✔a common
Most businesses create forecasts and budgets based on: - correct answer ✔✔historical data and
knowledge of the business environment
Enterprise resource planning (ERP) systems are: - correct answer ✔✔integrated transactional systems
that enable all the functional areas of a business to share data.
Sensor data are the data gathered from all of the following devices EXCEPT: - correct answer
✔✔electrical transformers
One of the most useful aspects of social media is that in addition to analyzing the data: - correct answer
✔✔Businesses can evaluate the effectiveness of their marketing strategies
If a key figure is of type quantity, then it must have a: - correct answer ✔✔UoM key
structured data are based on: - correct answer ✔✔data models
the analysis of the data within the cube is called: - correct answer ✔✔multidimensional analysis
a dimension table provides: - correct answer ✔✔a more detailed view of the fact
Transactional systems generally are configured to use a three-tiered architecture that consist of: - correct
answer ✔✔- The user interface or presentation tier
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