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Flash CardsComputer Technology
A device that accepts input, processes data, stores data, and
produces output.
Collection of unprocessed items, which can include text,
numbers, images, audio and video.
Physical components of a computer that you can touch including the
processor and peripheral devices.
Two or more computers and other devices that are connected, for the purpose of sharing data and
programs.
Area of the computer that holds data, instructions, and
information for future use.
Data
Hardware
Computer
Storage
Network
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External components connected to the computer, but not inside the system
unit.
The primary input device to the computer.
When a user enters data into a computer.
Case that holds the power supply, storage devices, and
the circuit boards.
Area of the computer that temporarily holds data
waiting to be processed, stored, or output.
Input
Keyboard
Memory
PeripheralDevices
System Unit
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Manipulation of the data in many ways.
The results of processed data. It conveys meaning and is useful to
one or more people.
Used to keep data when the power to the computer is turned off.
The main memory of the computer. Information stored here is lost
when the power to the computer is turned off.
A computer program that tells the computer how to perform
particular tasks.
RAM
Information
Processing
Software
Storage Devices
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Approximately 1,000 bytes.
Sequence of events that occurs between the time you turn on a computer and the time that it
becomes ready to accept commands.
Approximately 1 billion bytes
Each 0 or 1.
Drives can read data from disks, but cannot store new data on
them.
Bit
Boot Process
Kilobyte
Gigabyte
ROM
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Approximately 1 trillion bytes.
The language of a computer--it consists of only two digits, 0 and 1.
A measurement used to describe the speed of the processor.
Approximately 1 million bytes.
8 bits.
Binary Code
Byte
Megabyte
Megahertz
Terabyte
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Where the processing in a computer takes place, often called
the brain of the computer.
One of the most important innovations of mankind. It paved
the way for modern PCs. Also called microchip or integrated
circuit.
Units that gather information and transform that information into a series of electronic signals for the
computer.
Devices that display, print, or transmit the results of processing
from the computer’s memory.
Powerful desktop computer designed for specialized tasks.
CPU
Input Devices
Output Devices
Silicon Chip
Work Station
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Large expensive computer capable of processing data for hundreds or
thousands of users.
Display device that show an image on a computer screen.
Output device that produces text or graphical images on paper.
A portable, compact computer that can run on an electrical wall outlet
or a battery unit.
A personal computer; designed to meet the computer needs of an
individual.
Mainframe
Laptop Computer
Micro-computer
Monitor
Printer
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Microcomputer that fits on a desk and runs on power from a wall
outlet
Software required for the computer to run: Windows, Mac OS, Linux
A computer that was the fastest in the world at the time it was
constructed.
A computer that supplies its users with data; usually through the use
of a LAN (local area network).
A computer that fits into a pocket, runs on batteries, and is used while
holding the unit in your hand.
Desktop Computer
Handheld
Operating System
Server
Super-computer
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Usually mounted inside the computer’s system unit and can
store billions of characters of data.
Underlying hardware and software of the computer system.
The subdirectory or subdivision, of a directory that can contain files or
other folders.
The density of the grid used to display or print text and graphics.
Storage device that uses laser technology to read data that is permanently stored on compact
disks, cannot be used to write data to a disk.
CD-Rom
Folders
Hard Disk
Platform
Resolution
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A unique identifying number assigned to each computer connected to the internet.
A user interface that features on-screen objects, such as menus and
icons, manipulated by a mouse.
Interconnected group of computers and peripherals that cover a large
geographical area, such as multiple buildings
A program intentionally designed to cause annoyance or damage to computer hardware or software.
Computer network that is located within a limited geographical area, such as a school or small business.
GUI
LAN
Virus
IP Address
WAN
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Recording on a CD or DVD with the use of a low-power laser light.
Software designed to that help a person carry out a specific task.
Running more than one program at a time.
Portable magnetic storage mediumusually read in the A: drive
Type of storage media that uses magnetic particles to store items
on a disk’s surface
Application Software
Floppy disk
Magnetic Storage
Multi-tasking
Optical Storage
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Used to protect a network and the users on that network and provide guidelines to how a network can
and should be used
A form of legal protection that grants certain exclusive rights to
the author of a program
A legal contract that defines the ways in which you may use a
computer program
The rules or standards governing the conduct of a person or the
members of a profession
Sending an electronic message to another person or to a group of
people
Ethics
Copyright
Acceptable Use Policy
Software License
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