4382782
Description
Flashcards by gergessandra156, updated more than 1 year ago
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Created by gergessandra156
about 9 years ago
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| Question | Answer |
| Internet | The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) |
| Icon | image that represents an application, a capability, or concept with meaning. |
| binary code | a coding system using the binary digits 0 and 1 to represent a letter, digit, or other character |
| WAN (wide area network) | computer network that spans a relatively large geographical area |
| LAN (local area network) | computer network that interconnects computers within a limited area EX: residence, school, laboratory, or office building. |
| Virus | malware program that replicates by inserting copies of itself into other computer programs, data files, or the boot sector of the hard drive. |
| Worm | standalone malware computer program that replicates itself in order to spread to other computers using the computer network |
| Hardware | is the collection of physical parts of a computer system. ex: computer case |
| Network | a telecommunications network which allows computers to exchange data. |
| RAM (random access memory) | type of computer memory that can be accessed random -usually the most common |
| ROM (read only memory) | data cannot be removed and can only be read. -retains its content |
| ascending order | when values are organized from smallest to largest |
| intranet | a local or restricted communications network, especially a private network created using World Wide Web software. |
| Time Bomb | a computer program that has been written so that it will stop functioning after a predetermined date or time is reached. |
| messages distributed by electronic means from one computer user to one or more recipients via a network. | |
| search engine | a program that searches for and identifies items in a database that correspond to keywords or characters |
| CD-ROM | a compact disc used as a read-only optical memory device for a computer system |
| Website | a location connected to the Internet that maintains one or more pages on the World Wide Web. |
| Internet Service Provider (IST) | a company that provides individuals and other companies access to the internet and other services. |
| netiquette | the correct way of communicating on the internet. |
| plagiarism | the practice of taking someone else's work and passing them off as one's own |
| trojan horse | a program that claims to rid your computer viruses but instead introduces viruses onto your computer |
| software | the programs and other operating information used by a computer. |
| application software | any program that is designed for the end user. 1.system software 2.application software |
| operating system software | a software that manages computer hardware and software resources and provides common services for computer programs. |
| microprocessor | a circuit that contains all the functions of a central processing unit of a computer |
| encryption | -most effective -data security through a password |
| ergonomics | the study of people's efficiency in their working environment. |
| firewall | prevent unauthorized access to or from a private network. can go on both hardware and software. |
| spreadsheet | an electronic document in which data is arranged in the rows and columns of a grid and can be manipulated and used in calculations. |
| database | a structured set of data held in a computer |
| desktop | the working surface of a desk |
| MS Access Object | objects to help users organize information as well prepare special reports. |
| toolbars | a strip of icons used to perform certain functions |
| folders | a method for organizing files similar to a folder |
| file | a resource for storing information and is usually based on some sort of storage |
| information technology | the study or use of systems for storing, retrieving, and sending info. |
| business letter | a letter from one company to another or organization. |
| spam | irrelevant/inappropriate messages sent on the internet to a large number of people |
| hacking | usage of a computer to gain unauthorized access to data in a system |
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