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MJchapters 1-3
chapters 1-3
| Question | Answer |
|---|---|
| computer literacy | the knowledge and understanding of basic computer fundamentals. |
| computer | a programable, electronic device that accepts data input, performs processing operations on that data, and outputs and stores the results. |
| input | the process of entering data into a computer, can also refer to the data itself. |
| processing | performing operations on data that has been input into a computer to convert that input to output. |
| output | the process of presenting the results of processing; can also refer to the results themselves. |
| storage | the operation of saving data, programs, or output for future use. |
| communications | the transmission of data from one device to another. |
| information | data that has been processed into a meaningful form. |
| hardware | the physical parts of a computer system, such as the keyboard, monitor, printer, and so forth. |
| bit | the smallest unit of data a digital computer can regognize; represented by a 0 or a 1. |
| byte | a group of 8 bits |
| gigabyte | approximately 1 billion bytes. |
| unicode | an international coding system for text based data using any written language. |
| keyboard | an input device containing numerous keys that can be used to input letters, numbers, and other symbols. |
| pointing device | an input device that moves an onscreen pointer, such as an arrow, to allow the user to select objects on the screen. |
| mouse | a common pointing device that the user slides along a flat surface to move a pointer around the screen and clicks its buttons to make selections. |
| electronic pen | an input device that is used to write electronically on the display screen, also called a sylus when made out of metal or plastic. |
| scanner | an input device that reads printed text and graphics and trasfers them to a computer in digital form. |
| RFID tag | a device containing a tiny chip and radio antenna that is attached to an object so it can be identified using RFID technology, |
| biometric reader | a device used to input biometric data. |
| arpanet | the predecessor of the internet, named after the advanced research projects agency |
| T1 line | a leased high-speed dedicated line used to provide fast, direct internet acces. |
| hotspot | a location that provides wireless internet access to the public. |
| search site | a web site designed to help users search for web pages that match specific keywords or selected categories. |
| keyword search | a type of internet search in which keywords are typed in a search box to locate information on the internet. |
| videoconferencing | the use of computers, video cameras, micorphones, and other communications technologies to conduct face-to-face meetings over the internet. |
| blog | a web page that contains short, frequently updated entries in chronogoical order, typically by just one individual; also called a web log. |
| webinar | a seminar presented via the web. |
| social networking site | a web site that creates a community of individuals with common interests. |
| portal | a web page designed to be designated as a browser home page; typically can be customized to display personalized content. |
| wiki | a collaborative web page that is designed to be edited and republished by a variety of individuals. |
Created by:
melaney421
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