ANSWERS!!
Access correct answers A popular personal and small workgroup DBMS product from
Microsoft.
Attributes correct answers 1. Variables that provide properties for an HTML tag. Each
attribute has a standard name. For example, the attribute for a hyperlink is href, and its value
indicates which Web page is to be displayed when the user clicks the link. 2. Characteristics
of an entity. Example attributes of Order would be OrderNumber, OrderDate, SubTotal, Tax,
Total, and so forth. Example attributes of Salesperson would be SalespersonName, Email,
Phone, and so forth.
BigData correct answers A term used to describe data collections that are characterized by
huge volume, rapid velocity, and great variety.
Byte correct answers 1. Characters of data. 2. 8-bit chunks of data.
Cassandra correct answers A durable, nonrelational data store that operates over hundreds or
thousands of servers. Originally developed by Facebook but later transferred to the open-
source community and has become an Apache Top Level Project.
Columns correct answers Also called fields, or groups of bytes. A database table has multiple
columns that are used to represent the attributes of an entity. Examples are PartNumber,
EmployeeName, and Sales Date.
Crow's feet correct answers Lines on an entity-relationship diagram that indicate a 1:N
relationship between two entities.
Crow's-foot diagram correct answers A type of entity-relationship diagram that uses a crow's
foot symbol to designate a 1:N relationship.
Data integrity problem correct answers In a database, the situation that exists when data items
disagree with one another. An example is two different names for the same customer.
Data model correct answers A logical representation of the data in a database that describes
the data and relationships that will be stored in the database. Akin to a blueprint
Database correct answers A self-describing collection of integrated records.
Database administration correct answers The management, development, operation, and
maintenance of the database so as to achieve the organization's objectives. This staff function
requires balancing conflicting goals: protecting the database while maximizing its availability
for authorized use. In smaller organizations, this function usually is served by a single person.
Larger organizations assign several people to an office database administration.
Database application correct answers Forms, reports queries, and application programs for
processing a database. A database can be processed by many different database applications.