Shared Flashcard Set

Details

Essential Intro. To Computers
pgs. COM4 - COM10
15
Computer Science
10th Grade
09/06/2007

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Cards

Term
Computer program or software
Definition
A detailed set of instructions that tell the computer exactly what to do
Term
Components of a computer
Definition
There are 6 primary components
• Input devices
• Output devices and processors
• Storage Devices
• Control Unit
• Memory
• Arithmetic Logic Unit
Term
Where do you find the processing
memory and storage devices?
Definition
A boxed like case called a system unit.
Term
Input Devices
Definition
Any hardware that allows you to enter data commands, and user responses

• Mouse
• Keyboard
• Digital Camera
• Scanner
• Web cam
• Microphone
Term
Keyboard
Definition
A input device that contains keys you press to enter data into the computer. A desktop computer usually haves up to 101 to 105.
Term
Examples of handheld computers
Definition
Smart Phones, PDAS (personal digital assistant), and Tablet Pc's.
Term
Stylus
Definition
A small metal or plastic device that looks like a ballpoint pen, but uses pressure instead of ink to write, draw, or make selections.
Term
Mouse
Definition
A pointing device that comfortably under the palm of your hand. With a mouse you control the movement of the pointer, usually called a mouse pointer on the screen and make selection from the screen. We have laser mice.
Term
System Unit
Definition
A case that contains electronic component used to process data.
Term
Motherboard
Definition
Sometimes called a system board, is the main circuit board of the system unit. You attach things to this. If the mother board is dead the computer is dead.
Term
Processor
Definition
Also called a CPU, interprets and carries out the basic instruction that operate a computer.
Term
What is a computer?
Definition
An electrical device, operating under the control of instructions stored in its own memory, that can accept data (input), process the data according to specified rules (process), produce results (output), and store the result (storage) for future use.
Term
What is Data?
Definition
A collection of unprocessed items, which can include text, numbers, images, audio, and video.
Term
What is Information?
Definition
Conveys means
Term
What can people who use the computer directly be known as?
Definition
Computers users, end users, or users.
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