2014-2015 Second Nine Weeks Test
Terms in this set (50)
A semiconductor device, that allows the flow of current in only one direction.
A device that responds to a physical stimulus (pressure or motion) and transmits a resulting impulse.
This kind of mouse does not have moving mechanical parts inside.
A collection of information saved as a unit.
A printer that sprays ink directly onto paper to produce printed text and graphic images.
Part of the laser printer that picks up toner and deposits it on the paper.
A wireless technology that uses short-range radio frequency transmissions.
A part or element of a computer system.
A type of printer that uses heat to transfer and attach toner from a drum to paper.
A slot on the motherboard where you can add a card to the computer that adds capabilities, such as sound, graphics handling, or network communications.
A standard cable connection interface on personal computers and consumer electronics.
A device that can read text or illustrations printed on paper and translate the information into a form the computer can use.
A type of powder used to form the printed text and images on the paper.
A device used to enter information into a computer.
Artificial environment carried on by means of a computer network.
Much like a switch, it is either on or off. A number system with 2 digits, 1 and 0.
Also referred to as folders; they are used for organizing and storing computer files.
3 or 4 letters following a dot at the end of a file name. Tells what program created the file.
Allows the user to view or listen to the data a computer processes such as a monitor, printer, headphones, or speakers.
A device for making, breaking, or changing the connections in an electrical circuit.
Hardware, peripheral devices, and software working together to input data, process data, store data, and produce output.
The physical components of a computer.
Instructions that prepare a computer to do a task and specify how to process data.
The main circuit board of a microcomputer that contains all of the computer system's main components.
Removable circuit boards that are inserted into slots on the motherboard to expand the capabilities of the computer.
One million cycles per second, a measure of the clock chip in a computer, which establishes how fast a processor can operate.
One billion clock cycles per second, a measure of the clock chip in a computer, which establishes how fast a processor can operate.
One trillion clock cycles per second, a measure of the clock chip in a computer, which establishes how fast a processor can operate.
Information entered into the computer to be processed that consists of text, numbers, sounds, and images.
The manipulation of data by a microprocessor according to instructions.
Otherwise known as the microprocessor. It is the electronic device that interprets and carries out the instructions to operate the computer.
Series of electronic elements that temporarily holds data and instruction while they are being processed.
Contains the basic operating instructions for the computer and this information can not be changed.
This is temporary memory. Data stored in this way can be changed or deleted. Information here is lost when the machine is shut down.
Any external device that attaches to the computer system. Examples are camera, mouse, keyboard, scanner, microphone, joystick, printer, headphones, etc.
Used to record and retrieve data, instructions, and information to and from a storage medium. Examples (CD, hard disk drive, jump/flash drive, DVD, etc.)
operating system software
Controls the overall activity of the computer. It translates commands and allows application programs to interact with the computer's hardware.
An interface that displays pictures (icons) and menus that people use to send commands to the computer system.
Capabilities; activities that you do well.
Plans of action for achieving goals and objectives.
A data storage device that is usually found inside a desktop or laptop as a permanent storage solution.
A measure of a computer's storage capacity. One billion bytes.
Something that draws the mind away from the original direction of attention or interest.
Making the right decisions and successfully implementing them.
A measure of a computer's storage capacity. One million bytes.
Portable storage device that plugs into a USB port.
Effectively using your time by setting goals and objectives.
To look back upon; look over again; refresh in one's mind.
Awareness of facts, circumstances, or results.
Delaying something that could or should be done right away.