| Term |
Description |
ISP |
An
Internet Service Provider allows your computer access to their
computers and Internet access for a fee. Most ISPs provide
access to the Internet and the World Wide Web with one or
more email addresses. You can also get Internet access through
Online Service Providers such as CompuServe and America Online.
They offer other features such as chat rooms, forums, and
searchable databases, but are usually more expensive. |
I/O
Address |
An
address in memory that is associated with a specific device,
(serial port, parallel port, expansion slot) and allows the
CPU to communicate with that port or expansion slot, thus
allowing communication with the device attached. |
Interrupt |
An
interrupt is a command sent to the processor to get its attention.
The CPU then has to decide whether to continue with what its
doing and handle this command later, or set aside what its
doing and handle the interrupt immediately. Interrupts are
prioritized and can be sent from hardware devices or software. |
Internal
Cache |
A
small amount of very fast RAM that is stored inside the CPU.
It is faster than External or L2 cache and is referred to
as L1 or Level 1 cache. |
IO.SYS |
A
system file for the MS-DOS operating system. Its a hidden
file in the root directory of the primary partition of the
primary drive. This file provides the basi I/O capabilities
for the system, allowing it the ability to communicate with
the different peripherals. IO.SYS directs the overall process
of loading the Operating System. |
Intranet |
An
Intranet is a network of computers in an office or building
that communicate with each other and share files and resources
such as laser printers and file storage space on servers. |
