Peripherals

5. a motion sensor that plugs into a computer through a USB connection
6. most security systems use ______________
8. There are thousands of different output
10. mouse, keyboard, webcam, games controller
11. hard drive
12. tools that allow internet pages and other documents to be read aloud. It is also possible to get hardware displays that will give a Braille output.
13. hese are either a piece of software built into the OS which zooms into specific regions on the screen, or a hardware magnifier. They are used by people with visual impairments who have difficulties reading the screen.
14. generic input and output ports that can be controlled directly by software
15. Computer-aided design - the use of computers to assist in any of the phases of product design.

1. input, output, storage
2. screen, printer, speakers, headphones
3. a hard disk drive (HDD) or a solid state drive (SSD)
4. these enable users to control the coputer by blinking
7. Memory can be direct or ______
9. External HDDs and SSDs can also be used to store data. USB memory sticks, memory cards, CDs and DVDs are convenient external storage media.