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pgs8-13
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27
Computer Science
10th Grade
09/10/2007

Additional Computer Science Flashcards

 


 

Cards

Term
Memory
Definition
also called random access memory (RAM) consists of electronic components that temporarily store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data.
Term
Kilobytes
(K OR KB)
Definition
Equals=1000 memory
Term
Mega bytes
(MB)
Definition
Equals=a million memory
Term
Gigabyte
(GB)
Definition
HOLDS A BILLION MEMORY
Term
impact printer
Definition
Prints by striking an inked ribbon against the paper
Term
impact printer
Definition
Prints by striking an inked ribbon against the paper
Term
Non impact printers
Definition
Such as ink jets printers or laser printers
Term
laser printers
Definition
is high speed high quality non impact printer that employs copier machine technology, converts data from the computer into beam of light that focused on a photo conductor drum, forming the images to be printed
Term
PPM
Definition
PRINTER Speed
Term
Display Devices
Definition
Is an output device that visually conveys text, graphics, and video information.
Term
Display Devices
Definition
Is an output device that visually conveys text, graphics, and video information.
Term
Display Devices
Definition
Is an output device that visually conveys text, graphics, and video information.
Term
Monitor
Definition
Is a display device that is packaged as a separate unit. Two basic types of monitors are the flat panel monitor and CRT.
Term
LCD
Definition
The most popular of the flat panel monitor, uses a liquid display crystal, similar to a digital watch, to produce images on the screen.
Term
Flat Panel
Definition
Take up much less desk space and have gained popularity over the past few years
Term
Pixels
Definition
Individual picture elements
Term
Storage device
Definition
Is used to store instructions, data, and information when they are not being used in memory.
Term
Magnetic Disks
Definition
Use magnetic particles to store items such as data instructions, and information on a disk surface.
Term
Formatting
Definition
Is the process of dividing the disk into tracks and sectors, so the computer can locate the data instruction, information on a disk.
Term
Track
Definition
Is a narrow recording band that forms a full circle on the surface of the disk
Term
Sectors
Definition
small arcs
Term
Portable storage medium
Definition
You can remove the medium from one computer and carry it to another computer.
Term
Hard Disk
Definition
Is a storage device that contains one or more inflexible, circular platters that magnetically store data, instructions, and information
Term
Head crash
Definition
When a read/write head touches a platter resulting in loss of data or entire drive
Term
Back-up
Definition
Is a duplicate of a file, program, or disk that you can us in a case the original is lost, damaged, or destroyed
Term
Floppy disk
Definition
In expensive portable storage medium .
Term
Floppy disk drive
Definition
Is a device that can read from and write on a floppy disk.
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