1. 1. A format for an image file
  2. 5. 81 119 101 114 116(ASCII)
  3. 7. What do you call a computer on a network that requests files from another computer?
  4. 9. A printed circuit board controlling output to a display screen
  5. 11. Computer memory on which data has been pre-recorded
  6. 13. the connection point in a computer device where data from many directions converge and are then sent out in many directions to respective devices, it may also act as a switch by preventing specific data packets from proceeding to a destination.
  7. 15. a family of open-source Unix-like operating systems and was operating system kernel first released on September 17, 1991, by Linus Torvalds.
  8. 16. an element of a graphical user interface which has various purposes. It typically shows which programs are currently running, it is a form of a strip located along one edge of the screen.
  9. 17. A panel of keys that operate a computer or typewriter
  10. 19. A small handheld device which is moved across a mat or flat surface to move the cursor on a computer screen
  1. 2. A system interface that uses icons, menus and a mouse (to click on the icon or pull down the menus) to manage interaction with the system. Developed by Xerox, was popularized by the Apple Macintosh in the 1980s.
  2. 3. Hardware devices that are not part of the main computer system and are often added later to the system.
  3. 4. in 1973, the US defence Advance Research Project Agency (DARPA) developed communication system, what is it?
  4. 6. A code for representing English characters as numbers
  5. 7. command used to clear the screen in DOS box
  6. 8. command used to display each directory name along with the names of any subdirectories within it.
  7. 10. small files, often including unique identifiers that web servers send to browsers. These then can be sent back to the server each time your browser requests a new page. It's a way for a website to remember you, your preferences, and your habits online.
  8. 12. refers to servers that are accessed over the Internet, and the software and databases that run on those servers and the servers are located in data centres all over the world.
  9. 14. Worlds most powerful supercomputer.
  10. 18. the basic unit of information in computer storage and processing, it also consists of 8 adjacent binary digits