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Hardware Basics 067

QuestionAnswer
Central Processing Unit (CPU) where the processing of the information takes place in a computer system; referred to as the processor.
Binary Coding System code of ones and zeros that the computer system uses to process information
Bit smallest unit of binary information
Byte eight bits which can represent one alphabetic or numeric character of information.
Cache temporary storage area that provides quick access to information.
Input device allows input of data into the computer (Examples: keyboards, mice, scanners, digital cameras)
Output device produces the data after it has been processed (Examples: printer, monitors, speakers)
Resolution the clarity of the image that is seen on the computer screen
Storage Devices allows storage of data for future use; can be internal or external.
Hard Disk Drive an internal or external storage device that holds large amounts of information
Port an opening in a computer to make a connection to an external device (Example: USB port, parallel port)
System software software that tells the computer what to do (Example: Windows operation system or Mac OS)
Application software allows the computer to carry out specific functions such as word processing, or creation of databases and spreadsheets.
Portable Media Players portable devices that store and play audio such as music or podcasts and/or audio and video
Classroom response system a handheld device that resembles a TV remote that allows students to respond to questions posed by the instructor; also called a "clicker"
Created by: krisymik