Toshiba Portege 7200CTe User Manual page 186

I
I/O devices: Equipment used to communicate with the computer and
I/O: Input/output. Refers to acceptance and transfer of data to and from a
icon: A small graphic image displayed on the screen or in the indicator
infrared port: A cableless communications capable of using infrared
input: The data or instructions you provide to a computer, communication
instruction: Statements or commands that specify how to perform a
interface: 1) Hardware and/or software components of a system used
interrupt request: A signal that gives a component access to the
J
jumper: A small clip or wire that allows you to change the hardware
K
K: Taken from the Greek word kilo, meaning 1000; often used as
KB: See kilobyte.
keyboard: An input device containing switches that are activated by
kilobyte (KB): A unit of data storage equal to 1024 bytes. See also byte
Glossary 8
transfer data to and from it.
computer.
panel. In Windows, an icon represents an object that the user can
manipulate.
signals to send serial data.
device or other peripheral device from the keyboard or external or
internal storage devices. The data sent (or output) by the sending
computer is input for the receiving computer.
particular task.
specifically to connect one system or device to another. 2) To
physically connect one system or device to another to exchange
information. 3) The point of contact between user, the computer,
and the program, for example, the keyboard or a menu.
processor.
characteristics by electrically connecting two points of a circuit.
equivalent to 1024, or 2 raised to the 10th power. See also byte and
kilobyte.
manually pressing marked keys. Each keystroke activates a switch
that transmits a specific code to the computer. For each key, the
transmitted code is, in turn, representative of the (ASCII) character
marked on the key.
and megabit.
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