MIS 3306 Chapter 1

_____ serve as the intermediary between the user and the database.

DBMSs

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

Data integrity

The response of the DBMS to a query is the _____.

query result set

End-user data is ____.

raw facts of interest to the end user

A ______ is a logically connected set of one or more fields that describes a person, place or thing.

record

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

semistructured

Most data that can be encountered are best classified as ____.

semistructured

A desktop database is a _____ database.

single-user

Data is said to be verifiable if:

the data always yields consistent results

A(n) _____ database is used by an organization and supports many users across many departments.

workgroup

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

workgroup

____ exists when different versions of the same data appear in different places.

Data inconsistency

Which of the following refers to the situation where the different versions of the same data are stored at different places because they weren't updated correctly?

Data redundancy

_____ refer to a type of database that stores most of its data in RAM rather than in hard disks.

In-memory databases

_____ is the result of revealing the meaning of raw facts.

Information

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

Knowledge

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

Metadata

_____ relates to the activities that make the database execute transaction more efficiently in terms of storage and access speed.

Performance tuning

____ are the result of formatting disorganized data in order to facilitate storage, use and generation of information.

Structured data

Which of the following is true about spreadsheet applications?

They enhance the user's ability to understand the data.

____ data exist in the format in which they were collected.

Unstructured

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

Unstructured

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

application

The database structure in a DBMS is stored as a _____.

collection of files

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

database system

A ____ is a character or group of characters that has a specific meaning.

field

A _____ is a collection of related records.

file

Accurate, relevant, and timely information is the key to _____.

good decision making

The organization of data within folders in a manual file system is determined by _____.

its expected use

A workgroup database is a(n) _____ database.

multiuser

Data warehouse contains historical data obtained from the _____.

operational databases