Computer+Components

-Primary Storage Device -Stores operating system, applications, documents. -Newer hard drives have more disks than older ones and are 80GB+ -Disk spins around, spindle moves back and forth and reads the data (1 and 0).
 * Hard Drive: **

-More memory = Can keep track of more things at one time. RAM -Random Access Memory (Sticks) -Can be accessed from different directions. -Electrostatic charge stored. If not saved to hard drive, will be lost if the power is cut. ROM -Read Only Memory, can only be processed not changed. -Permanent memory for -CD ROM -DVD ROM
 * Memory: **

-Where everything is plugged into. -Internally: Chips, extension cards, video card, memory chip, etc. -Externally: USB, Ethernet, sound output, etc.
 * Motherboard: **

-It does most of the processing. Processes the 1s and 0s. -Made of silicon. -Plugged into the motherboard.
 * Chip/CPU (Central Processing Unit): **