Intro to Computers

computer designed for general use by a single person

• server
• personal computer
• motherboard

semiconductor light source used used in various applications

• Laser Diode
• Light Emitting Diode (LED)
• Solar Cell

computer pointing device which takes advantage of a tactile sensor to detect a user's finger movement

• hard drive

• USB

• touchpad

thin, light electronic display which employs the light modulating properties of liquid crystals

• universal serial bus

• compact disc

• liquid crystal display (LCD)

interface designed to connect computer and peripheral devices, such as printers, mouses, keyboards, and external hard drives

• universal serial bus (USB)

• driver

• power supply

main circuit board inside personal computers which holds majority of computer components and provides connectors for peripherals?

• software

• motherboard

• surge protector

microprocessor which calculates all the data going through a personal computer

• central processing unit (CPU)

• hard drive

• megahertz

common measurement of CPU speed; tells how fast the CPU can process data; the higher the clock rate, the faster the CPU

• clock rate

• binary digit

• ROM

main storage device of a computer, used to permanently store data

• LED

• hard drive

• compact disc

removeable hard drive located outside of the main computer tower

• ethernet cable

• monitor

• external hard drive