Computer class 6

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Across
  1. 7. Rules and guidelines for responsible behavior, like using computers respectfully
  2. 10. A set of slides created to present information, like in PowerPoint
  3. 12. Software used to detect and remove computer viruses
  4. 13. Memory that holds important startup instructions, cannot be changed
  5. 16. The main circuit board that holds the computer’s components
  6. 17. Programs and applications that allow a computer to perform tasks
  7. 18. A single page or part of a presentation in MS PowerPoint
  8. 20. The memory that temporarily holds data while a computer is on
  9. 21. A popular search engine used to find information on the internet
Down
  1. 1. The position of text on a page, such as left, center, or right
  2. 2. A global network that connects computers around the world
  3. 3. Number system with only two digits: 0 and 1, used by computers
  4. 4. Number system with ten digits, from 0 to 9
  5. 5. A type of computer virus
  6. 6. A box in a spreadsheet where data is entered, found in Excel
  7. 8. A mathematical expression used in MS Excel to calculate values
  8. 9. The main screen in an operating system where files and icons are located
  9. 11. A person who tries to access computers or networks without permission
  10. 14. A type of software for organizing data in rows and columns, like MS Excel
  11. 15. The main part of the computer that performs calculations and tasks
  12. 19. A popular antivirus software