HP Compaq Presario,Presario 7479 Reference Manual page 100

Glossary-6
hard disk – An internal data storage device made of hard aluminum disks coated
with iron oxide.
hard drive – A device that enables a computer to read data from and write data to
a hard disk.
hardware – The physical components of a computer.
hertz (Hz) – a unit of measurement used to describe frequency rate. One hertz is
equal to one cycle per second. See megahertz, microprocessor, refresh rate.
hotplug – To connect or disconnect equipment, such as a PC Card or USB device,
without restarting the computer.
hover help – The information that may be displayed when the mouse pointer is
placed on an icon, button, or toolbar item, such as the name of the button or an
explanation of the button function.
HPA – See high-performance addressing.
HTML – See Hypertext Markup Language.
HTTP – See Hypertext Transport Protocol.
hub – A switching device used to connect computers to a network.
hyperlink – Colored and underlined hypertext that when clicked provides
immediate access to a file, a specific location within a file, or a Web page. See
hypertext, link.
hypertext – Specially formatted words in a document or on a Web page that serves
as a link to another location. See hyperlink, link.
Hypertext Markup Language (HTML) – A standard language used for creating
and publishing documents on the World Wide Web.
Hypertext Transport Protocol (HTTP) – An instruction set that specifies how
information is published on the Internet. See Hypertext Markup Language.
Hz – See hertz.
icon – A small picture incorporated into the graphical user interface that represents
a link or shortcut to a file, folder, or program.
Intel VideoPhone – A software package developed by the Intel Corporation that
makes it possible to place and receive video telephone calls through the Internet or
through standard telephone lines using a video camera.