vocab

2. An optical disc is a type of storage medium that consists of a flat, round, portable disc made of metal, plastic, and lacquer that is written and read by a laser.
4. A collection of data organized in a manner that allows access, retrieval, and use of that data.
5. The Binary system is A number system that has two digits, 0 and 1.
8. The number of horizontal and vertical pixels in a display device or the sharpness and clarity of an image.
10. A practice that involves reducing electricity consumed and environmental waste generated when using computers, mobile devices, and related technologies.
11. Develops artificial-intelligence-based machines and programs based on data analysis to mimic human thought processes
13. The electronic component of a computer that interprets and carries out the basic instructions that operate the computer
16. UNIX-based operating system for desktop computers, laptops, and some tablets
18. the process of gathering diverse content from various sources and presenting it in a unified location, often a single website or application
20. Cookies are files created by a website that store information on a user’s computer, such as their website preferences.

1. The following computers and devices have many overlapping capabilities, but differ in size, initial purpose, and how data is input and output.
3. Someone who demands payment to stop an attack on an organization’s technology infrastructure.
6. Small programs the user can create to perform repetitive tasks.
7. a group of files waiting in the buffer to be printed.
9. Tape is a magnetically coated ribbon of plastic that is capable of storing large amounts of data and information at a low cost.
12. query (web): A search term entered into a search engine on the web to obtain results. query (database): A database object used to specify criteria that extract data based on criteria that the query creator specifies.
14. An applied science that specifies the design and arrangement of items the user uses so that the user and the items interact efficiently and safely.
15. The code of acceptable behaviors, that users should follow while on the internet.
17. The time it takes a signal to travel from one location to another.
19. It is An electrical disturbance that can degrade communications.