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such as printers, terminals, and modems.
equivalent to approximately one bit per second.
pioneer in printing telegraphy.
Bell 103/212A:
The American standard for modem operations.
The base two number system composed of zeros and ones (off or on), used
binary:
by most digital computers.
of 1, the next a value of 2, then 4, 8, 16, and so on.
number 101 has a value of 5.
BIOS:
Basic Input Output System.
the computer.
See also
Derived from Òbinary digit,Ó the basic unit of information used by the
bit:
computer.
It is either zero or one.
A circuit board.
board:
called chips, which perform a specific function or increase the capabilities of
the system.
Short for bootstrap.
boot:
The program reads instructions from a storage device into the computerÕs memory.
Bits per second.
bps:
of a modem.
The portion of the computerÕs memory where data is temporarily stored.
buffer:
Buffers often compensate for differences in the rate of flow from one device to
another.
The representation of a single character.
byte:
treated as a single unit; also the smallest addressable unit within the system.
C
High speed memory which stores data that increases processor
cache memory:
speed and data transfer rate.
stores a copy of this data in cache memory.
same data, it looks for it in the cache memory rather than the main memory,
which saves time.
Synonym for board
card:
capacity:
The amount of data that can be stored on a magnetic storage device
such as a
diskette (floppy disk) or hard disk.
terms of kilobytes (KB), where one KB = 1024 bytes and megabytes (MB), where one
MB = 1024 KB.
A single frequency or tone a modem generates when a connection is
carrier:
made.
See CD: Carrier Detect.
Consultive Committee International Telegraph and Telephone.
CCITT:
committee established under the United Nations that provides international
In standard usage, one baud is
The rightmost digit of a binary number has a value
ASCII.
See also
The firmware that controls data flow within
firmware.
Eight bits is one byte.
An internal card containing electronic components,
A program that starts or restarts the computer.
Typically used to describe the data transmission speed
When the CPU reads data from main memory, it
board.
.
See
It is named for Emil Baudot, a
See also
For example, the binary
See also
A sequence of eight bits
The next time the CPU needs that
It is usually described in
CCITT.
byte.
An advisory
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