Data processing ca be as simple as organizing data to reveal patterns. |
True |
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. |
False |
One advantage of a database system over previous data management approaches is that the database system is considerably less complex. |
False |
Metadata describe the data characteristics and the set of relationships that links the data found within the database. |
True |
________ is defined as the condition in which all of the data in the database are consistent with the real-world events and conditions |
Data Integrity |
An operational database is sometimes referred to as an enterprise database. |
False |
The only way to access the data in a database is through the DBMS. |
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. |
False |
Data and information are essentially the same thing. |
False |
_______ data exist in the format in which they were collected. |
Unstructured |
Accurate, relevant, and timely information is the key to ____. |
Good Decision Making. |
Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests. |
False |
One disadvantage of the DBMS is that it increases the risk of data security breaches. |
False |
A _______ is a character or group of characters that has a specific meaning. |
Field |
A desktop database is a _____ database. |
Single-user |
______ serve as the intermediary between the user and the database. |
DBMSs |
One disadvantage of a database system over previous data management approaches is increased costs. |
True |
Corporations use only structured data. |
False |
Data is the result of processing raw facts to reveal its meaning. |
False |
A(n) _______ database supports a relatively small number of users (usually fewer than 50) or a specific department within an organization. |
Workgroup |
The DBMS reveals much of the database's internal complexity to the application programs and users. |
False |
______ exists when different versions of the same data appear in different places. |
Data Inconsistency |
A data warehouse can store data derived from many sources |
True |
A _____ is a collection of related records. |
File |
The same data might simultaneously structured and unstructured depending on the intended processing. |
True |
End-user data is ______. |
Raw facts of interest to the end user. |
An advantage of database systems is that you needn't perform frequent updates and apply latest patches. |
False |
Data constitute the building blocks of information. |
True |
A _______ is a logically connected set of one or more fields that describes a person, place, or thing. |
Record |
Field refers to a collection of related records. |
False |
A(n) _____ might be written by a programmer or it might be created through a DBMS utility program. |
Application |
______ provide a description of the data characteristics and the set of relationships that link the data found within the database. |
Metadata |
_______ are the result of formatting disorganized data in order to facilitate storage, use and generation of information. |
Structured |
Most data that can be encountered are best classified as ______. |
Semistructured |
A(n) _______ database is used by an organization and supports many users across many departments. |
Enterprise |
When data are entered into a form and saved, they are placed in the underlying database as knowledge. |
False |
The database structure in a DBMS is stored as a _____ |
Collection of files |
______ data exist in a format that does not lend itself to processing that yields information. |
Unstructured |
______ is the result of revealing the meaning of raw facts. |
Information |