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BCIS 4620 DATABASE EXAM 1 Questions and Answers graded A+
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BCIS 4620 DATABASE EXAM 1 Questions and Answers graded A+ _____ relates to the activities that make the database execute transactions more efficiently in terms of storage and access speed. Performance tuning A desktop database is a _____ database single-user _____ exists when diffe...

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  • August 3, 2024
  • 19
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • bcis 4620 database exam 1 questions and answers gr
  • relates to the activities that make the data
  • a desktop database is a database single user
  • exists when different versions of the same d

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BCIS 4620 DATABASE EXAM 1
Questions and Answers graded A+
_____ relates to the activities that make the database execute transactions more
efficiently in terms of storage and access speed. - answer Performance tuning

A desktop database is a _____ database - answer single-user

_____ exists when different versions of the same data appear in different places. -
answer Data inconsistency

The response of the DBMS to a query is the ___________ - answer query result set

Database programming languages receive all application requests and translate them
into the complex operations required to fulfill those requests - answer False

A(n) _____ database supports a relatively small number of users (usually fewer than
50) or a specific department within an organization. - answer workgroup

Data is said to be verifiable if: - answer the data always yields consistent results.

_____ serve as the intermediary between the user and the database. - answer
DBMSs

An operational database is sometimes referred to as an enterprise database. - answer
False

When data are entered into a form and saved, they are placed in the underlying
database as knowledge. - answer False

Data anomaly is defined as the condition in which all of the data in the database are
consistent with the real-world events and conditions. - answer False

The organization of data within folders in a manual file system is determined by
_______. - answer its expected use

Data is the result of processing raw facts to reveal its meaning. - answer False

End-user data is _____. - answer raw facts of interest to the end user

_____ data exist in a format that does not lend itself to processing that yields
information. - answer Unstructured

,A workgroup database is a(n) _____ database. - answer multiuser

Which of the following is true of spreadsheet applications? - answer They enhance
the user's ability to understand the data.

Structure is based on the type of processing to be performed on the data. - answer
True

Structural dependence exists when it is possible to make changes in the file structure
without affecting the application program's ability to access the data. - answer False

A data warehouse contains historical data obtained from the _____. - answer
operational databases

A data warehouse can store data derived from many sources. - answer True

_____ is the result of revealing the meaning of raw facts. - answer Information

One disadvantage of a database system over previous data management approaches
is increased costs. - answer True

Field refers to a collection of related records. - answer False

A _____ is a collection of related records. - answer file

_____ provide a description of the data characteristics and the set of relationships that
link the data found within the database. - answer Metadata

_____ data exist in the format in which they were collected. - answer Unstructured

Corporations use only structured data. - answer False

The term _____ refers to an organization of components that define and regulate the
collection, storage, management and use of data within a database environment. -
answer database system

Which of the following refers to the situation where different versions of the same data
are stored at different places because they weren't updated consistently? - answer
Data redundancy

An advantage of database systems is that you needn't perform frequent updates and
apply latest patches. - answer False

The database structure in a DBMS is stored as a _____. - answer collection of files

, Data processing can be as simple as organizing data to reveal patterns. - answer
True

Data constitute the building blocks of information. - answer True

Data and information are essentially the same thing. - answer False

A _____ is a character or group of characters that has a specific meaning. - answer
field

_____ are the result of formatting disorganized data in order to facilitate storage, use
and generation of information. - answer Structured data

_____ is defined as the condition in which all of the data in the database are consistent
with the real-world events and conditions. - answer Data integrity

One disadvantage of the DBMS is that it increases the risk of data security breaches. -
answer False

The DBMS reveals much of the database's internal complexity to the application
programs and users. - answer False

One advantage of a database system over previous data management approaches is
that the database system is considerably less complex. - answer False

_____ is the body of information and facts about a specific subject. - answer
Knowledge

An XML database supports the storage and management of _____ XML data. - answer
semistructured

Most data that can be encountered are best classified as _____. - answer
semistructured

A _____ is a logically connected set of one or more fields that describes a person,
place, or thing. - answer record

Metadata describe the data characteristics and the set of relationships that links the
data found within the database. - answer True

A(n) _____ might be written by a programmer or it might be created through a DBMS
utility program. - answer application

Accurate, relevant, and timely information is the key to ____. - answer good decision
making

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