Shared Flashcard Set

Details

Essential Intro. To Computers
pgs. COM4-COM10
17
Computer Science
10th Grade
09/06/2007

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Cards

Term
What is a computer program/software?
Definition
A set of detailed instructions that tells the computer what to do
Term
What are the six components of a computer?
Definition
Input devices
The processor
Memory
Output devices
Storage devices
Communication devices
Term
Where do you find the processor memory and storage devices?
Definition
Within a box like case called the system unit.
Term
What are input devices?
Definition
Any hardware component that allows you to enter data, programs, commands, and user responses into a computer. Some examples are keyboard, mouse, digital camera, scanner, microphone, and Webcam.
Term
What is a keyboard?
Definition
An input device that contains keys you press to enter data into the computer. A desktop computer keyboard usually has 101-105 keys.
Term
Give 3 examples of handheld computers.
Definition
Smart phones
PDAs (personal digital assistant)
Tablet PCs
Term
What is a stylus?
Definition
A small metal or plastic device that looks like a ballpoint pen that uses pressure instead of ink to write, draw, or make selections.
Term
What is a mouse?
Definition
A pointing device that kits comfortably under the palm of your hand.
Term
What is a system unit?
Definition
A case that contains electronic components of a computer used to process data.
Term
What is a motherboard?
Definition
The main circuit board of the system unit. This is where you attach extra components such as processors, memory, and expansion slots. (sometimes called a system board)
Term
What is a processor?
Definition
Interprets and carries out basic instructions that operate a computer. (also called the central processing unit, or CPU)
Term
What is a computer?
Definition
A computer is an electronic 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 results (storage) for future use.
Term
What are the 3 output devices?
Definition
Printer, protable media plater, and monitor.
Term
What are the 6 input devices?
Definition
PC video camera, scanner, digital camera, keyboard, mouse, and microphone.
Term
What are the 5 storage devices?
Definition
CD/DVD drive, system unit, card reader/writer, USB flash drive, and external hard disk.
Term
What are the 3 other devices?
Definition
System unit (processor and memory) and the modem (communication).
Term
What are the parts of an information processing cycle?
Definition
Data, information, computer users, and end users.
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