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What makes data mining an important business tool? What types of information does data mining produce? In what type of circumstance would you advise a company to use data mining?

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Data mining is one of the data analysis ...

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A field identified in a table as holding the unique identifier of the table's records is called the:


A) primary key.
B) key field.
C) primary field.
D) foreign key.
E) identifying field.

F) C) and E)
G) A) and B)

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A small publishing company that you work for would like to develop a database that keeps track of the contracts that authors and publishers sign before starting a book. What fields do you anticipate needing for this database? Identify at least seven fields. Which of these fields might be in use in other databases within the firm?

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Author first name, author last name, aut...

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Links pointing to an online document are a sign of:


A) richness or variety of topics covered.
B) popularity.
C) data quality.
D) data usage.
E) marketing.

F) None of the above
G) C) and D)

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A one-to-one relationship between two entities is symbolized in a diagram by a line that ends:


A) in two short marks.
B) in one short mark.
C) with a crow's foot.
D) with a crow's foot topped by a short mark.
E) with a crow's foot topped by two short marks.

F) B) and D)
G) A) and E)

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What are some of the benefits of using the cloud as a database platform?

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Cloud-based data management services are...

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All of the following are tools or technologies for extracting information from unstructured data sets except:


A) sentiment analysis software.
B) SQL queries.
C) Hadoop.
D) a non-relational DBMS.
E) text mining.

F) A) and B)
G) A) and C)

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In clustering, a data mining tool will find:


A) new groupings within data.
B) related predictions from existing values.
C) several events grouped by time.
D) new associations.
E) forecasts for future events.

F) A) and E)
G) A) and B)

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A one-to-many relationship between two entities is symbolized in a diagram by a line that ends:


A) in two short marks.
B) in one short mark.
C) with a crow's foot.
D) with a crow's foot preceded by a short mark.
E) in three short marks.

F) B) and E)
G) A) and B)

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Which of the following allows users to add, change, delete, or retrieve data in a database?


A) Attribute generation
B) Report generation tools
C) Data dictionary
D) Query wizard tool
E) Data manipulation language

F) A) and C)
G) C) and D)

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Microsoft Access is a database management system for large mainframes computers.

A) True
B) False

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Which of the following statements about data warehouses is not true?


A) They store supply data to be used across the enterprise for management analysis and decision making.
B) Data warehouse systems provide a range of ad hoc and standardized query tools, analytical tools, and graphical reporting facilities.
C) They may include data from website transactions.
D) Data warehouse systems provide easy-to-use tools for managers to easily update data.
E) Data warehouses make data available for anyone to access as needed.

F) C) and E)
G) A) and E)

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DBMS typically include report-generating tools in order to:


A) retrieve and display data.
B) display data in tables.
C) display data in graphs.
D) perform predictive analysis.
E) display data in an easier-to-read-format.

F) A) and B)
G) D) and E)

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In linking databases to the web, the role of the application server is to host the DBMS.

A) True
B) False

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DBMS simplify how end users work with databases by separating the logical and physical views of the data.

A) True
B) False

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OLAP is used to quickly find answers to ad hoc questions.

A) True
B) False

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Sentiment analysis is used to identify patterns in blogs and social media conversations to detect favorable and unfavorable comments.

A) True
B) False

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The smallest unit of data a computer can handle is called a:


A) file.
B) record.
C) field.
D) byte.
E) bit.

F) A) and E)
G) A) and D)

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In-memory computing relies on a computer's main memory for storing data.

A) True
B) False

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A characteristic or quality describing an entity is called a(n) :


A) field.
B) tuple.
C) key field.
D) attribute.
E) table.

F) B) and E)
G) A) and D)

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