Computer Hardware

4. Contains instructions that can be directly accessed by a CPU.
5. Connects a computer to peripheral devices.
8. Connects a computer to a network using a network cable.
10. Provides audio capability.
11. The opposition to the flow of current in a circuit, measured in ohms.
13. A measure of the work required to move electrons through a circuit (voltage), multiplied by the number of electrons going through that circuit per second (current).
15. Sends a video signal to a computer so that the signal can be recorded to the computer hard drive with Video Capture software.
16. Considered the brain of the computer. It is sometimes referred to as the processor.
17. Connects a computer to peripheral devices.
19. Connects SCSI devices, such as hard drives or tape drives, to a computer.
20. The temporary storage for data and programs that are being accessed by the CPU.

1. Provides the ability to watch and record television signals on a PC by connecting a cable television, satellite, or antenna to the installed tuner card.
2. A measure of the amount of electrons moving through a circuit per second.
3. A measure of work required to move a charge from one location to another.
6. Provides graphic capability.
7. The main printed circuit board and contains the buses, or electrical pathways, found in a computer.
9. Connects a computer to the Internet using a phone line.
12. A hard drive, or hard disk drive, is a magnetic device used to store data.
14. Connects a computer to a network using radio frequencies.
18. Connects a computer to peripheral devices.