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Term | Definition |
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computer literacy | having a current knowledge and understanding of computers and their uses |
computer | electronic device, opperating under control of instructions stored in its own memory |
data | collection of unprocessed items which can include text, numbers, images,audio, and video. |
information | processed data that conveys meaningand is useful to people. |
information processing cycle | series of input,process,output,and storage activities performed by a computer |
hardware | electric, electronic, and mechanical components contained in a computer |
input devices | any hardware componetnt that allowas users to enter data and instructions into a computer |
output devices | any hardware component that coveys info to one or more people |
storage devices | hardware used to record items to and from storage media |
hard drive | a type of storage device that contains one or more circular platters that store data instructions and info |
flash drive | removable flash memory device usually no bigger than 1.5" in height or width that you insert and remove from a slot in a computer, mobile device, or card reader/writter |
system unit | case that contains the electronic components of a computer that are used to process data |
processor | term used by some computer and chip manufactor to refer to a processer chip |
memory | electric components in a computer that store instructions waiting to be executed and data needed for those instructions |
motherboard | main circuit borad of the system unit wich has some electronic components attached to it and others built in |
communication devices | any type of hardware capable of transmitting data, instructions, and info betweeen a sending devive and a recieving device |
modem | communications device that converts a computers digital signals to analog signals |
categories of software | |
application software | program designed to make users more productive and/ or assist them with personal tasks |
system software | softaware that serves as the interface between the user, the application software, and the computers hardware |
categories of computers | |
personal computers-desktop and notebooks | computer that can perform all of its input processing output and storage activities by itself and contains a process memory and one or more input and output devices and storage devices |
mobile computers | pc that a user can carry from place to place |
tablet pc | special type of notebook computer that resembles a letter sized slate wich allows a user to write on the screen using a digital pen |
digital pen | input device that allows users to write or drawl on the screen by pressing the pen and issue instructions to a tablet pc by tapping on the screen |
game consoles | mobile computing device designed for single player or multi video games |
severs | computer that controls access to the hardware, software, and other rescources on the network and provides a centralized storage area for programs, data, and info mainframe computers |
mainframe computers | large expensive powerful computer that can handle 100s or 1000s of connected users simultaneously storing tremendious amounts of data,instructions,and info |
supercomputers | fastest most opowerful most expensive computer capable of processing more than 135 trillion instructions in a single second |
embedded computers | special purpose computer that functions as a component in a larger product |
Casey Payne | 6th Norton |