Across
- 1. a disc with music on it
- 3. a storage device containing non-volatile flash memory, used in place of a hard disk because of its much greater speed.
- 5. an instrument for converting sound waves into electrical energy variations which may then be amplified, transmitted, or recorded.
- 7. the collection of physical parts of a computer system. This includes the computer case, monitor, keyboard, and mouse. It also includes all the parts inside the computer case, such as the hard disk drive, motherboard, video card, and many others
- 9. nverts mains AC to low-voltage regulated DC power for the internal components of a computer. Modern personal computers universally use switched-mode power supplies. Some power supplies have a manual switch for selecting input voltage, while others automatically adapt to the mains voltage.
- 11. It can hold and store information both temporarily and permanently, and can be internal or external to a computer, server or any similar computing device.
- 12. the brains of a pc
- 13. t is a form of fast-access, volatile storage that is used as the main memory in computer systems.
Down
- 2. a type of compact disc able to store large amounts of data, especially high-resolution audiovisual material.
- 4. a phone which is smart
- 5. an output device that displays information in pictorial form.
- 6. machine for printing text or pictures, especially one linked to a computer
- 8. video camera connected to a computer, allowing its images to be seen by Internet users
- 9. a personal computer
- 10. common interface that enables communication between devices and a host controller such as a personal computer (PC). It connects peripheral devices such as digital cameras, mice, keyboards, printers, scanners, media devices, external hard drives and flash drives.