Vocabulary Lesson 2 Benjamin Calderon

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Across
  1. 1. the address of a World Wide Web page.
  2. 6. can be used to create complete applications that may run on a single computer or be distributed among servers and clients in a network.
  3. 7. In data communications, bits per second (abbreviated bps or bit/sec) is a common measure of data speed for computer modems and transmission carriers. As the term implies, the speed in bps is equal to the number of bits transmitted or received each second.
  4. 8. is a telecommunications network which allows nodes to share resources.
  5. 9. CAD (computer-aided design) software is used by architects, engineers, drafters, artists, and others to create precision drawings or technical illustrations. CADsoftware can be used to create two-dimensional (2-D) drawings or three-dimensional (3-D) models.
  6. 11. a unit of memory or data equal to 1,024 (210) bytes.
  7. 14. A system of signals used to represent letters or numbers in transmitting messages.
  8. 15. A firewall is a network security system designed to prevent unauthorized access to or from a private network. Firewalls can be implemented in both hardware and software, or a combination of both.
  9. 16. a system for connecting a number of computer systems to form a local area network, with protocols to control the passing of information and to avoid simultaneous transmission by two or more systems.
  10. 19. A 3D printer is a computer-aided manufacturing (CAM) device that creates three-dimensional objects. Like a traditional printer, a 3D printer receives digital data from a computer as input. ... The process of printing a 3D model varies depending on the material used to create the object.
  11. 20. a format for compressing image files.
  12. 22. In computer user interfaces, a cursor is an indicator used to show the current position for user interaction on a computer monitor or other display device that will respond to input from a text input or pointing device. The mouse cursor is also called a pointer, owing to its resemblance in usage to a pointing stick.
  13. 23. is a network that connects computers and other devices in a relatively small area, typically a single building or a group of buildings.
Down
  1. 2. A router is a device that forwards data packets along networks.
  2. 3. Definition of: DNS. DNS. (Domain Name System) The Internet's system for converting alphabetic names into numeric IP addresses. For example, when a Web address (URL) is typed into a browser, DNS servers return the IP address of the Web server associated with that name.
  3. 4. is dictionary defined as "having no wires".
  4. 5. a person who uses computers to gain unauthorized access to data.
  5. 7. browser - Computer Definition. Also known as Web browser. A client software program that runs against a Web server or other Internet server and enables a user to navigate the World Wide Web (WWW) to access and display data. ... Currently popular browsers include Internet Explorer (IE), Mozilla, and Netscape Navigator.
  6. 9. A spreadsheet cell is analogous to a field in database management systems. Individual cells are usually identified by a column letter and a row number.
  7. 10. is an input device that scans documents and images, which can be imported into a computer.
  8. 12. The translation of data into a secret code. Encryption is the most effective way to achieve data security. To read an encrypted file, you must have access to a secret key or password that enables you to decrypt it. Unencrypted data is called plain text ;encrypted data is referred to as cipher text.
  9. 13. refers to the act of creating a virtual (rather than actual) version of something, including virtual computer hardware platforms, storage devices, and computer network resources.
  10. 17. the introductory page of a website, typically serving as a table of contents for the site.
  11. 18. a unit of information equal to one billion (109) or, strictly, 230 bits.
  12. 21. The term "format" has several meanings, related to 1) disk formatting, 2) page formatting, and 3) file formats. 1) Disk formatting. In order for storage media, such as a hard drive or flash drive to be recognized by your computer, it first needs to be initialized, or "formatted."