Saturday, October 30, 2010

terms 8

Active-Matrix








Boolean








Cluster








Database








Fiber-Optic Cable








Cat 5e








HDMI








ISDN








Jumper








Cloud

Wednesday, October 13, 2010

Terms 5

Terms #5

1. ROM: stands for read-only memory, contains hardwired instructions that the computer uses when it boots up, before the system software loads











2. CD-RL: stands for compact disc recordable they are blank discs that can record data written by a CD burnet

3. CD-RW: stands for compact disc re writable is a blank CD that can be written to by a CD burnet



4. DVD + RAM: is a dvd format wherein dvd-ram discs can be recorded and erased repeatedly but are only compatible with devices manufactured by the companies that support the DVD - RAM format
5. DVD -RW: short for DVD -Rewritable, a recordable DVD format similar to CD+RW or DVD +RW


6. DVD -R: short for DVD -Recordable, a recordable DVD format similar to CD-R

7. DVD +R: short for DVD +Recordable, a recordable DVD format similar to CD-R



8. T1: is a dedicated phone connection supporting data rates of 1.544Mbits per second







9. BIOS: is an acronym for basic input/output system, the built-in software that determines what a computer can do without accessing programs from a disc.

10. Format: is to prepare a storage medium, usually a disc, for reading and for writing

Tuesday, October 5, 2010

Terms 7


ActiveX- it was built to link desktop applications to the World Wide Web, bye using the software developers can create interactive Web content for their applications.

Algorithm-such as adding two numbers together, or a complex function, such as adding effects to an image

GPS- (Global Positioning System) is a satellite navigation system used to determine ground position and velocity (location, speed, and direction).






















network topology- describes the arrangement of systems on a computer network defines how the computers, or nodes, within the network are arranged and connected to each other.





Token- In networking-The TOKEN send information to the other computers. Since there is only one token for each token-ring network, only one computer can send data at a time.
In programming-TOKEN is a single element of a programming language.
• There are five categories of tokens: 1) constants, 2) identifiers, 3) operators, 4) separators, and 5) reserved words.

In security systems-hard token is small card that displays an identification code used to log into a network, is user enters the correct password, the card will display the current ID needed to log into the network. This creates protection for the to the network.

Bluetooth-used for short-range connections between desktop and laptop computers, PDAs (like the Palm Pilot or Handspring Visor), digital cameras, scanners, cellular phones, and printers.












Gateway-hardware or software that acts as a bridge between two networks so that data can be transferred between a number of computers







Hub-hardware device that is used to network multiple computers together.

Switch- used to network multiple computers together, MORE advanced than hubs and less capable than routers, they can limit the traffic to and from each port so that each device connected.









P2P- (Peer to Peer) are computer systems which are connected to each other via the Internet, flies that can shared directly between systems on the network without the need of a central server.

Wednesday, September 8, 2010

Terms# 3

Analog-Record player use's sound only reads bumps and groves. Data that is more actually more accurate than digital data.


Bit-Single digit number in a base of a zero. Smallest unit of the of a computers data.


cache-Stores recent use of information, can store pages and RAM of the hard drive

Firmware-helps transifer video flies faster




Flashmemory-Used for digital camras and cellphones











peripheral-exertanl device that provices input and output.

USB-Most common computer port it can connect keyboards,mic,game controllers, printers,scanners,ditigal camras,and remove media drives ect. USB is adddition to the computers

Ethernet-is used in the local network, bye using a port computers can lolacted another computer.


chip-external device that provides input and output for the computer

Tuesday, September 7, 2010

Terms 2

Terms 2

Internet: Data that travels long distance on the and that transfused on a huge lines know collectively as the Internet is the backbone of of news and information and cheaper.




Router: Hard wire device that's routes data from a local area network to another network connection.









TCP/IP:(Trasmission Control Protocol) Communicate over long distance networks IP-Moving data packets between nobles TCP-veryifying delivery of the pactects.









Brower:Use's the World Wide Web with a code that connects you to that page or site.

















Firewall: Limits how much data pass through the computer it also protects the network server from damage.






Proxy:Large bussiness, organizations and universites use's this to organize and performnace.












WIFI: Wireless networking that alows you to communicate with other wirelesss device's though the routers.




ISP:(internet Service Provider) When you or parents pay a monthly fee in order to use the internet.
















Netiquette:Respects other people pricvacy not alowing any annoy frusrate other people like socal networks "facebook or twitter".
Streaming:Multimedia flie's that can be played back without being completely downloaded again.