computer Flashcards
Operating Systems
Microsoft Windows, Linux, Apple OS X, iOS, Android
Applications
Microsoft PowerPoint, Google Chrome
Drivers
special programs that tell the operating system how to communicate with the computer’s hardware
Accept Input
Input devices send data to the computer for processing
Process Data
Computers process the data they receive from input devices using software running on the system
Internal components that temporarily store and process data include
Central Processing Unit (CPU)
Random Access Memory (RAM)
CPU
Central Processing Unit
RAM
Random Access Memory
Computers store and maintain data on long-term storage devices. This allows the data to be retrieved and used at a later time.
Hard disk drives (internal and external)
Optical drives (CD-ROM, DVD, and Blu-ray)
Flash storage devices
Output Data
Once the computer is done processing data, it can present, play, or transmit the information using output devices
Share Data
Computers can share data with each other over a network. Networks use special equipment to create communication channels between computers, allowing them to send and receive data.
USB
Universal Serial Bus
VGA
Video Graphics Array
DVI
Digital Visual Interface
HDMI
High-Definition Multimedia Interface
RJ-45
Registered Jack 45
FireWire port
allows you to connect external devices, such as digital cameras, extra hard drives, and scanners, to the computer
common peripheral device
Mice are input devices that allow you to use a point-and-click graphical user interface to interact with the computer
common peripheral device
Digital cameras, digital camcorders, and webcams can be used to input digital images and video into a computer
common peripheral device
Keyboards are input devices that allow you to type information for the computer to process
common peripheral device
Scanners are input devices that allow you to convert physical documents and pictures into digital files on a computer
common peripheral device
Printers allow you to output physical documents and images from digital files on a computer