|
| B2B—business-to-business |
|
The exchange of products,
services, or information between businesses (or e-businesses) on the internet. |
|
| B2C—business-to-consumer |
|
The retailing aspects of internet commerce
(e-commerce). |
|
| backbone |
|
A high-speed line or series
of connections that forms a major pathway within a network. |
|
| bandwidth |
|
In data communications,
the measure of bit-transmission capacity expressed in bits per second
(bps), thousands of bits per second (Kbps), millions of bits per second
(Mbps), or billions of bits per second (Gbps).
In wavelength measurement, the difference between the limiting frequencies
of a frequency band. |
|
| base
tables |
|
The
normalized data structures maintained in a target warehousing database.
Also known as detail data. |
|
| batch |
|
A computer environment
that processes an action or user request without user interaction. Some
batch programs work in the background, allowing simultaneous user access. |
|
| baud |
|
The
number of times per second that the carrier signal shifts value. |
|
| BBS—bulletin-board system |
|
A
computerized meeting and announcement system that allows people to carry
on discussions, upload and download files, and make announcements without
other people having to be connected to the computer at the same time. |
|
| bean
|
|
A
reusable software component. Beans can be combined to create an application.
|
|
| bean-managed
persistence |
|
When the transfer of data
between an entity bean’s instance variables and the underlying resource
manager is managed by the entity bean. |
|
| bean-managed
transaction |
|
When an enterprise
bean defines the boundaries of a transaction. |
|
| benchmark |
|
A measurement usually made to document progress,
such as database performance.
|
|
| BI—business intelligence |
|
Any
computerized process used to extract and/or analyze business data. |
|
| binary operator |
|
An operator that has two
arguments. |
|
| binhex—binary hexadecimal |
|
A method for converting
nontext files (non-ASCII) into ASCII. Binhex is needed because internet e-mail
can be transmitted only using ASCII. |
|
| bit—binary digit |
|
A single-digit number in base-2' in
other words, either a one or a zero. The smallest unit of computerized data.
Bandwidth is usually measured in bits per second. |
|
| bitmap index |
|
A specialized form of index indicating the existence
or nonexistence of a record by a series of ones and zeros. |
|
| block
|
|
In Java, any
code between matching braces, such as { x = 1; }. |
|
| bps—bits per second |
|
A
measurement of how fast data is moved from one place to another. A 28.8K
modem can move 28,800 bits per second. |
|
| bulletin-board system
(BBS) |
|
A
computerized meeting and announcement system that allows people to carry
on discussions, upload and download files, and make announcements without
other people having to be connected to the computer at the same time. |
|
| business
intelligence (BI) |
|
Any
computerized process used to extract and/or analyze business data. |
|
| business
logic |
|
The code that implements
the functionality of an application. |
|
| business
rule |
|
A rule under which an organization
operates. Business rules are applied to data using constraints. |
|
| business-to-business (B2B) |
|
The exchange of products, services,
or information between businesses (or e-businesses) on the internet. |
|
| business-to-consumer (B2C) |
|
The retailing aspects of internet commerce
(e-commerce). |
|
| byte |
|
A group of bits, usually eight. |
|
