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| CD-ROM is a type of optical disc that users can read but not write on or erase. Holds 650 MB to 1 GB of data, instructions, and information. |
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| CD-ROM drive- to read a disc you need to insert it into the CD_ROM drive. |
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| CD-R- an optical disc onto which you can record your own items such as text, graphics, and audio. You can write on part of the disc at one time and another part at a later time. Most CD-ROM s can read a CD-R |
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| CD-RW is an erasable optical disc you can write on multiple times. Over comes major disadvantage of CD-R discs. Acts like a floppy disk |
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| DVD-ROM is very high capacity optical disc capable of storing from 4.7 GB and 17 GB. |
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| DVD-R and DVD+R are competing DVD-recordable formats, each with up to 4.7 GB storage capacity. Both allow user to write on the disc once and read it many times |
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| Blu-ray and HD DVD, they have higher quality and more capacity than standard DVDs. |
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| DVD-RW, DVD+RW DVD formats with storage capacity of 4.7 GB per side and allows users to erase and write many times |
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| BD-RE and HD DVD-RW higher capacity rewriteable DVD formats |
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| Tape is a magnetically coated ribbon of plastic housed in a tape cartridge capable of storing large amounts of data and information at a low cost |
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Term
| miniature mobile storage media |
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Definition
| Miniature Mobile storage media are rewriteable media usually in the form of a flash memory card, USB flash drive or a smart card. They allow you to transport digital images, music, or documents easily to and from computers. |
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Definition
| Flash memory cards are sold-state media, which means they consist entirely of electronics and contain no moving parts. |
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| USB flash drive is a flash memory storage device that plugs into a USB port on a computer or mobile device. They are portable |
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Definition
| Smart card stores data on a thin microprocessor embedded in the card. |
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| Communication device is a hardware component that enables a computer to send and receive data, instructions, and information to and from one or more computers. |
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Definition
| Transmission media are telephone lines, cables, cellular radio networks, and satellites. |
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| Wireless no physical lines or wires |
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Definition
| System Software consists of programs to control the operations of computer equipment. |
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Definition
| Operating systems tell the computer hot to perform the functions of loading, storing, and executing an application program and how to transfer data. |
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| Booting when an operating system loads to computer’s memory from auxiliary storage. |
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| Graphical user interface provides visual cues such as icon symbols to help the user |
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| Application software consists of programs designed to make users more productive and or assist them with personal tasks. |
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| Icons represent an application such as word processing or a file or document where data is stored |
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Definition
| Word Processing software is used to create, edit, format, and print documents. |
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Term
| Electronic spreadsheet software |
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Definition
| Electronic spreadsheet software allows the user to add, subtract, and perform user- defined calculations on rows and columns of numbers |
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Definition
| Database software allows the users to enter, retrieve, and update in an organized and efficient manner. |
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Definition
| Local area network is a network that connects computers in a limited geography area such as a school computer or office or group of buildings |
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Definition
| Wide area network is a network that covers a large geographical area such as the one that connects the district offices of a national corporation |
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| Network is a collection of computers and devices connected together |
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Definition
| Internet is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions and individuals |
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Definition
| ISP is an organization that supplies connections to the internet for a monthly fee |
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Term
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Definition
| OSP provides access to the internet but it also provides a variety of other specialized content and services |
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Term
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Definition
| WWW or Web contains billions of documents called web pages |
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Definition
| WISP is a company that provides wireless internet access to computers and mobile devices such as same phones and PDAs |
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Definition
| Web page can contain text, graphics, audio, and video with built in connections. |
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| Web site is a related collection of web pages using a software program called a web browser |
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| Business to business provides goods and services to other businesses |
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| Consumer to consumer involves one consumer selling directly to another |
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| Web server is a computer that delivers requested web pages |
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Term
| Uniform resources locator |
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Definition
| Uniform resources locator is a web page that has a unique address |
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Definition
| http:// stands for hypertext transfer protocol, used to transfer pages on the web |
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Definition
| Business to consumer involves the sale of goods to the general public |
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Term
| presentation graphics software |
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Definition
| presentation graphics software allows the user to create slides for use in a presentation to a group. |
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