IntroTech+icsSK17


 * Know these terms:**
 * **computer**- are made up of hardware: input,output,storage unit, and processor.
 * **input**- The data entry tools keyboard, digitizing tablet, joystick, mouse, scanner, digital camera or video camera, microphone, and barcode scanner.
 * **processor**- a tiny part that sends and receives information, completes tasks, and puts software to work. So the faster it can complete tasks the faster your computer will be.
 * **output**- The printer, projector, and speaker form the output unit.
 * **storage unit**- secondary storage to save large quantities of data permanently this includes floppy disks, hard disks, CD ROM, and zip disks.
 * **CPU**-means Central Processing Unit.
 * **ROM**-there's Read Only Memory which only allows us to read data.
 * **RAM**-main memory or Random Access Memory that allows us to read and write data.