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INSY 3304 Exam 1 Questions And 100% Correct Answers
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INSY 3304 Exam 1 Questions And 100% Correct AnswersA _______ is anything about which data are to be collected and stored. - ANSWER entity
A ________ is bidirectional. - ANSWER relationship
Database designers determine the data and information that yield the required
understanding of the entire business. - ANSWER False
In an SQL-based relational database, each table is dependent on every other table. -
ANSWER False
An operational database is sometimes referred to as an enterprise database. - ANSWER
False
Corporations use only structured data. - ANSWER False
Business rules apply to businesses and government groups, but not to other types of
organizations such as religious groups or research labs. - ANSWER False
________ data exist in a format that does not lend itself to processing that yields
information. - ANSWER Unstructured
A data warehouse can store data derived from many sources. - ANSWER True
A ____ is a collection of related records. - ANSWER file
A noun in a business rules translates to an ______ in the data model. - ANSWER entity
, The database structure in a DBMS is stores as a - ANSWER collection of files.
M:N relationships are not appropriate in a relational model. - ANSWER True
_________ refers to the activities that make the database perform transactions more
efficiently in terms of speed of storage and access. - ANSWER Performance tuning
Data processing can be as simple as organization data to reveal patterns. - ANSWER
True
An _________ is the equivalent of a field in a file system. - ANSWER attribute
Within the context of the database environment, a data model represents data
structures with the purpose of supporting a particular problem domain. - ANSWER True
The result of processing raw facts to reveal its meaning is called data. - ANSWER False
A desktop database is a ________ database. - ANSWER single-user
A workgroup database is a ________ database. - ANSWER multiuser
__________ describe the characteristics of data and the relationships that interconnect
data within the database. - ANSWER Metadata
Database programming languages get all application requests and translate them into
the complex operations required to a fulfill those requests. - ANSWER False
Every row in relational table is called as an entity instance or entity occurrence in the
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