Computer Functions Mrs Bertella Career Prep Computer Functions

Computer Functions Mrs. Bertella Career Prep

Computer Functions • Computers perform the same four basic functions: ▫ ▫ Input Process Output Storage

Input • Getting data into the computer • Processed data is information • Devices used for input include: ▫ ▫ ▫ ▫ Keyboards Mice Voice (Microphones or Headsets with Microphones) Web Cameras and Digital Cameras Joysticks/Gamepads Touch screens Pens/Styluses (or Styli) Scanner

Process • To perform an operation • The Central Processing Unit (CPU) is the brain of the computer; also called microprocessor or computer chip • Two of the most popular companies that manufacture processors are ▫ Intel ▫ AMD

Output • An output device is any piece of computer hardware equipment used to communicate the results of data processing • Devices include ▫ ▫ Monitors Printers (laser, inket, color laser) Headphones/Speakers Projectors

Storage • Storage refers to computer components, devices, and recording media that retain digital data used for computing over a period of time • Storage devices include: ▫ ▫ ▫ Hard drives Flash memory Floppy disks CDs/DVDs Memory cards

Resources for Info and Images • • www. dogpile. com www. howstuffworks. com www. google. com www. officedepot. com www. officemax. com www. newegg. com www. flashmemorystore. com