Input Devices Vocabulary

Front 1

Access

Back 1

the act of reasing data from or writing data to a storage device.

Front 2

Biometric Device

Back 2

Authentication techniques that rely on measurable physical characteristics that can be automatically checked

Front 3

Barcode Scanner

Back 3

Input decices that read bar codes that allow you to track both assets and inventory, check items in, manage item locations, maintain physical inventory, and control fixed assets

Front 4

Communications Connectivity

Back 4

A computer buzzword that refers to a program or device's ability to link with other programs and devices

Front 5

Digital Camcorder

Back 5

A camcorder that produced video recordings with highly accurate color and crisp, clear resolution- far better than the resolution offered by television broadcast.

Front 6

Digital Camera

Back 6

A camera that images rather than recording on film. Once a picture has been taken, it can be downloaded to a computer then mnipulated and printed.

Front 7

Fire Wire Devices

Back 7

a very fast external bus standard that supports data transfer rates of up to 400 Mbps.

Front 8

Global Positional Systems

Back 8

By using three satellites, GPS can calculate the longitude and latitude of teh receiver based on where the three spheres intersect.

Front 9

Handheld Computer(pocket PC)

Back 9

A portable computer that is small enough to be held in one's hand. although extremely convenient to carry, handheld computers have not replaced notebook computers because of their small keyboards and screens, most popular hand-held computers are those that are specifcally designed to provide PIM ( personal informatuon manager) functions, such as a calendar and address book. The most popular are IPAQ and Palm.

Front 10

Handwrittiing Recognition

Back 10

The techniques by which a computer system can recognize characters and other symbols written by hand. In theory, handwritting recognition should free us from our keyboards, allowing us to write and draw in a more natural way. It is considered one of the key technologies that will determine the ultimate success or failure of PDAs and other hand-held devices.

Front 11

Interactive Whiteboard

Back 11

Whiteboads that are connected to a computer and input can be accomplished by writting or tapping on the whiteboard through interactive software

Front 12

Laptop Computer

Back 12

A small, portable computer- small enough that it can sit on your lap. Laptop computers are more frequently called notebook computers

Front 13

LCD( liquid cyrstal display)

Back 13

a type of display used in many protable computers and flat screeb monitors. LCD displays utilize two sheets of polarizing material with a liquid crystal solution between them. An electric current passed through the liquid causes the crystals to align so that light cannot pass through them. Each crystal, therefore, is like a shutter, wither allowing light to pass through or blocking the light.

Front 14

Media Storage Device

Back 14

Objects on which data can be stored. These inclide hard disk, floppy disks, CD-ROMs, smart media, flash disk, memory sticks, and tapes

Front 15

Notebook Computer

Back 15

An extremely lightweight personal computer. Notebook computers typically weigh less than 6 pounds and are small enough to fit easily in a briefcase. Aside from size, the principal differences between a notebook computer and a personal computer is the display screen. Notebook computers ise a variety of techniques, known as flat-panel technologies, to produce a lightweight and non-bulky display screen.

Front 16

Probe(scientific devices)

Back 16

these devices are connected to a computer to be able to translate data received.

Front 17

Scanner

Back 17

A device that can read text or illustrations printed on a paper and translate the information into a form the computer can use.

Front 18

Speech Recognition

Back 18

the field of computer science that deals with disigning computer systems that can recognize spoken words. Note that voice recognition implies only that the computer cab taje dictaion, not that it understands what is being said.

Front 19

Tablet PC

Back 19

a type of notebook computer that has an LCD screen on which the user can write using a special- purpose pen, or stylus. The handwritting is digitized and can be converted to standards text through handwritting recognition, or it can remain as handwritten text. Tablets PCs also typically have a keyboard and /or a mouse for input.

Front 20

Tablet

Back 20

An input device that enables the user to enter drawings and sketches into a computer. A digitalizing tablet consist of and electronic tablet and a cursor or pen. A cursor(also called a puck) is similar to a mouse, except that it has a window with cross hairs for pinpoint placement, and it can have as many as 16 buttins. A pen (also called a stylus) looks like a simple ballpoint pen but uses an electronic head instead of ink. The tablet contains electronics that enable it to dectect movement of the cursor or pen and translate the movements into digital signals that it sends to the computer.

Front 21

Touch Screen

Back 21

a touch-sensitive transparent panel covering the screen. Instead of using a decice such as a stylus, you can use your finger to point directly to a selection on the screen.

Front 22

Universal Serial Bus (USB) flash drive pen(Pen Drive)

Back 22

plug this devise into you USB port and you instantly have an additional hard drive.

Front 23

Webcam

Back 23

A camera that broadcast images through the Internet through a comoputer or web cell phone.

Front 24

Web Cell Phone

Back 24

a cellular telephone that also allows users to access the Internet via wireless communication.

Front 25

Web TV

Back 25

A small box with a keyboard that connects to your telephone service and then converts the downloaded Wed pages to a format that can be displayed on you TV. These products also come with a remote control device so that you can navigate through the Web.