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45 terms

computer vocabulary

STUDY
PLAY
access
to get at or into
application
a computer program that does a user oriented job
calculate
to figure, as to add, subtract, multiply, and so on
character
a single letter, digit, or special symbol such as ?, #, or *
chip
an intregrated circuit.A thin piece of silicon that contains all the componets of an electronic circuit
command
a message from the user to the computer that tells it what to do next.
compatible
a term that describes hardware and software that can work together
computer
a device used to accept, process, store, and get information
cursor
a symbol, such as a square or underline bar, that shows where you are on the screen:the cursor may flash or blink
data
the symbols used to present facts, events, or things; the raw material of information
data processing
a set of methods for collecting, handling, and outputting data to reach certain goals
disk
a flat, circular piece of metal or plastic coated with magnetic material and used for storing data
disk drive
the device used to store data on a disk and to read what it stored on a disk
expansion slot
a connector inside a computer designed to allow a user to add printed circuit boards daughter boards to the mother board
floppy disk
the nickname given to flexible magnetic disks
hard copy
output that is printed on paper
hardware
the physical parts of the computer system that you can touch and feel such as the keyboard , monitor , and computer case
information
a set of data that has meaning and is useful
input
the step in the data processing flow during which data is collected and entered into the computer
integrated circuit
circuitry whose parts are etched together on a small silicon chip less than one fourth of an inch square
keyboard
an input device that usually has keys like those on a typewriter
kilobyte
2^10 storage units (1024 bytes) often rounded to 1000; a measure of computer memory
load
to put a program into a a computers primary memory from a disk or tape
megahertz
a measure of speed, one million cycles per second
memory
a place to store information; usually coded in a binary format; see RAM,ROM
menu
a list of choices shown on the screen from which the user picks a command or data to enter into the computer
microcomputer
a complete computer that has relatively few electronic parts and peripheral devices
monitor
a video display device or screen used for showing output
motherboard
the main circuit board of a computer housing the microprocessor and providing the means of connecting all the components that make up the computer. Provides a means for adding special control units such as sound boards to the computer via expansion slots or sockets
mouse
a computer input device used as a pointing and drawing instrument by selecting specific positions on the monitor display
output
the step in the data processing flow in which information comes from a computer as a result of processing
peripheral device
a device that is attached to the computer and aids in input and/or output
primary memory
the section of the computer that holds instuctions, data, and intermediate and final results during processing: also known as internal storage, main storage, primary storage, or random access memory
printer
a machine that prints characters or other images on paper
processing
the second step of the data processing flow in which the computer acts on data
program
a set of step by step instructions that tell a computer exactly how to do a certain task
programming language
a code in which a computer program is written
random access memory
form of primary memory in which instructions and data can be read, written, or erased
read
term used to describe the computers activity of getting an item in memory and interpreting it
read only memory
form of primary memory that holds items that can be read but not erased or changed by normal computer input
scanner
a machine that changes images from paper or photos into digital form that the computer can use
secondary storage
all storage materials other than primary memory
simulation
a c~mpuler program that imitates a real world situation: it can show what happens when conditions in that situation are changed
soft copy
a temporary display of output seen on a monitor
software
programs, or instuctions, that tell a computer exactly what to do