Information technology

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Across
  1. 1. Software that has lots of glitches and errors
  2. 4. Windows that are showing up when, for example, you are browsing the internet
  3. 6. Device used for connecting different computer networks
  4. 8. A program used for accessing email
  5. 10. Software that manages computer hardware and software resources
  6. 11. Software component that lets the operating system and a device communicate with each other
Down
  1. 2. Easy and intuitive to use
  2. 3. Looks of the letter in computer system
  3. 5. Something that is used to connect wired devices
  4. 7. Software that is not resources heavy and/or can run even on older, weaker computers
  5. 9. Program used for editing text files