hard drive

what is a hard drive

a hard drive is a storage device

what does a hard drive do

Hard drive is a data storage device. The hard disk was first introduced on September 13, 1956 and consists of one or more platters inside of an air-sealed casing. internal hard disks reside in a drive bay and connect to the motherboard using an ata, scsi, or sata cable, and are powered by a connection to the psu (power supply unit). Below is a picture of what the inside of a hard drive looks like for a desktop and laptop hard drive.

optical drive

what is a optical drive

a piece of hard were that reads disks

what does a optical drive do

CD-ROM Drive or optical drive is the device used to read them CD-ROM drives have speeds ranging from 1x all the way up to 72x, meaning it reads the CD roughly 72 times faster than the 1x version

monitor

what is a monitor

A monitor displays images and text.

what does a monitor do

a monitor encompasses a display screen for video images and casing that holds it. In its most common usage, monitor refers only to devices that contain no electronic equipment other than what is essentially needed to display and adjust the characteristics of an image.

cpu

what is a cpu

the heart of a computer

what does a cpu do

  1. The control unit of the CPU contains circuitry that uses electrical signals to direct the entire computer system to carry out stored program instructions. The control unit does not execute program instructions; rather, it directs other parts of the system to do so.