& Mass Storage
This refers to CD and DVD disc. CD, a compact disc is a flat round
storage medium that is read by a laser in a CD-ROM drive. The standard
CD is capable of holding 72 minutes of music or 650 MB of data.
80 minute CDs are also commonly used to store data and are capable
of containing 700 MB of data.
Digital Versatile Disc or Digital Video Disc, DVD or DVD-ROM
is a type of disc drive that allows for large amounts of data on
one disc, the same size of a standard Compact Disc.
A hardware device that supplies power to a device or appliance and
enables that device or appliance to work without a power cord.
This is the housing that helps protect and organize all the components
that make up your computer..
CD/DVD ROM Drives
CD-ROM drives are CD-Players inside computers that has the capability
of playing audio CDs and computer data CDs. DVD-RW
Drive is a technology that enables a user to read and write to a
DVD+RW or DVD+R disc several times.
Computer's main storage media device, also called a hard disk drive
or abbreviated as HD or HDD.
is a term commonly used to describe the memory within a computer.
Also known as a USB flash drive, is a portable memory disk, a small
device (about the size of your index finger) that connects to a
computer's USB port and often is capable of storing 512MB, 1GB,
Mice and Keyboards
Keyboard is one of the main input devices used
on a computer, a PC's keyboard looks very similar to the keyboards
of electric typewriters, with some additional keys. Mouse
is an input device that allows an individual to control
a mouse pointer in a graphical user interface (GUI). Utilizing a
mouse a user has the ability to perform various functions such as
opening a program or file and does not require the user to memorize
commands, like those used in a text-based environment such as MS-DOS.
a hardware device that enables a computer to transmit and receive
information over telephone lines.
Monitor & Display
is a video display screen and the hard shell that holds it. Is use
to view or watch over someone or something.
is a printed circuit that is the foundation of a computer and allows
the CPU, RAM, and all other computer hardware components to function
with each other.
Network Interface Card, a NIC, also referred to as a "network
adapter", is a printed circuit board containing the necessary
hardware used to connect a computer to a network or other computer.
The PS is an internal hardware component used to supply the components
within the computer with power. Besides properly supplying power
to the computer and all its internal components, the power supply
also converts the AC electrical current found in most standard wall
sockets throughout the United States into a lower DC voltage that
the computer components use.
was first developed by Intel in 1974. Unit. The computer CPU is
responsible for handling all instructions and calculation it receives
from other hardware components in the computer and software programs
running on the computer.
An external hardware device responsible for taking computer data
and generating a hard copy of that data. Printers are one of the
most used peripherals on computers and are commonly used to print
text, images, and/or photos.
Hardware input device that allows a user to take an image and/or
text and convert it into a digital file, allowing the computer to
read and/or display the scanned object. A scanner is commonly connected
to a computer USB, Firewire, Parallel or SCSI port.
Also known as a sound board or an audio card, a sound card is an
expansion card or integrated circuit that provides a computer with
the ability to produce sound that can be heard by the user.
A hardware device connected to a computer's sound card that outputs
sounds generated by the card.
A TV tuner card is a computer component that allows television signals
to be received by a computer. Most TV tuners also function as video
capture cards, allowing them to record television programs onto
a hard disk.
UPS(Uninterruptible Power Supply)
Uninterruptible Power Supply, UPS is a hardware device that provides
a backup power source in case of a power outage (blackout), brownout,
or a surge in power. A UPS provides enough power for the computer
or computers to shut down properly or to remain up during a temporary
Also known as a graphics card, video card, video board, or a video
controller, a video adapter is an internal circuit board that allows
a display device, such as a monitor, to display images from the
A hardware device that enables an image, such as a computer screen,
to be projected onto a flat surface. These devices are commonly
used in meetings and presentations as they allow for a large image
to be shown so everyone in a room can see.
A camera connected to a computer or server that allows anyone connected
to the Internet to view still pictures or motion video of a user.