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Level 83

Communicating with Computers


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downloading
process of a computer receiving information, such as web page, from a server on the internet
uploading
The process of sending information from a computer or source to the Internet or destination computer
self- extracting compressed (zipped) files
opens compressed files by just double-clicking on the zipped file
Web 2.0
A dynamic, interactive online environment where users are empowered to create content, review products, and edit and share information.
web seminar
meetings and conferences are shared with video and audio over the Internet
Blogs
A website where entries are made in journal style. A user creates a blog, makes changes to it through templates or altering HTML code. Visitors can leave posts of the blog.
SmartPhone
a device that combines the functionality of a cell phone, a PMP, and a PDA into one unit.
Malware
Any kind of harmful computer program, including viruses, Trojan Horses, browser hijackers, key loggers, Denial-of Service attacks and worms.
identity theft
unauthorized use of personal information to get loans, credit cards, or other monetary benefits by impersonating the victim
CPU
acronym for central processing unit, where all the PCs calculations take place
Hard Drive
A place to store stuff you want to keep - non-volatile
input device
a device that can be used to insert data into a computer or other computational device
graphics tablet
allows you to create sketches and drawings for display on a monitor
keyboard
device consisting of a set of keys on a typewriter or typesetting machine or computer used to input data
Liquid Crystal Monitors (LCD)
flat screen computer monitors that consume much less energy
mainframe computer
A large, multi-user computer commonly used in large businesses and government agencies; more powerful than a minicomputer.
motherboard
a circuit board that contains all of the computer system's main components.
RAM
A form of Volatile Memory - A random-access device allows stored data to be accessed directly in any random order.
Smart Card
a plastic card containing a microprocessor that enables the holder to perform operations requiring data that is stored in the microprocessor
Scanner
A java.util class with methods for reading input from the user.
Sound card
an expansion board that enables a computer to manipulate and output sounds
touch screen
Input device where you use your fingers to "point" to an object on the screen.
super computer
powerful type of computer
webcam
a digital camera designed to take digital photographs and transmit them over the internet
trackpad
is a small, rectangular surface that you use by dragging your finger across it.