Across
- 2. graphical user interfaces
- 4. personal identification number (PIN)
- 6. analogue to digital converter
- 8. internet protocol
- 10. wireless personal area networking
- 11. internet service provider
- 14. Optical character recognition
- 16. asymmetric digital subscriber line
- 17. automatic teller machine
- 19. Read only memory
Down
- 1. windows icons menu and pointing device (WIMP)
- 3. Electronic point of sale
- 5. local area network
- 7. command line interfaces
- 9. personal computers
- 12. Personal digital assistants
- 13. Universal Serial Bus
- 14. Optical mark recognition
- 15. random access memory
- 18. Magnetic ink character recognition