POIT Lesson 6 Peripherals

• Peripherals are used for computer input and output
• Ex: Mouse would be input and the Monitor is the output
• A USB drive is both an input and an output
• A Keyboard is an input device 
• Most mice use either optical or laser technology
• monitors are output devices
• LCD Monitor
• CRT Monitors
• Touch screen monitors are both input and output
• A pixel is the smallest colored dot that can be displayed on a screen
• More pixels, the more detail
• standard resolution: 1280x720 pixels
• High Definition: 1920x1080
• Printers and scanners add value to systems 
• Multi-function, Both
•  Scanners, Input
•  Inkjet Output
• Internal Drives
• 3 1/2 in floppy drive
• CD-ROM Drive
• DVD drive
• Blu-Ray
• External drives\
• DVD drive with laser light
• USB drive
• solid state drive
• Tower cases have expansion bays
• Towers usually have at least one bay for an optical drive, such as a DVD or blu-ray drive
• Your dream computer needs peripherals
• Keyboard
• Mouse
• Monitor
• Printer
• Scanner
• Storage drives
• Game controllers/Joysticks