Across
- 4. A program or piece of software designed to fulfil a particular purpose
- 9. an apparatus that converts electrical impulses into sound
- 11. A display device which allows the user to interact with a computer by touching areas on the screen
Down
- 1. messages distributed by electronic means from one computer user to one or more recipients via a network
- 2. A facility allowing computers, smartphones, or other devices to connect to the internet or communicate with one another wirelessly within a particular area
- 3. an accurate worldwide navigational and surveying facility based on the reception of signals from an array of orbiting satellites
- 5. A device used for making mathematical calculations
- 6. A device for recording visual images in the form of photographs, film or video signals
- 7. A standard for the short-range wireless interconnection of mobile phones, computers and other electronic devices
- 8. A clock that gives you alert
- 10. short message service, a system that enables mobile phone users to send and receive text messages