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Hardware Basics 067
Question | Answer |
---|---|
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" |