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PC Glossary

Definitions of Computer and Internet Terms

Computer Terms Beginning with "F"

Facebook Facebook is a social networking website that was originally designed for college students, but is now open to anyone...
FAQ Stands for "Frequently Asked Questions," and can be pronounced "fak" or simply "F-A-Q." An FAQ is a text file that is...
FAT32 This strange term refers to the way Windows stores data on your hard drive. "FAT" stands for "File Allocation Table...
Favicon A favicon is a small website icon. Just like software programs can have custom file icons, websites can have custom...
Fiber-Optic Cable This is a cable made up of super-thin filaments of glass or other transparent materials that can carry beams of light...
FIFO Stands for "First In, First Out." FIFO is a method of processing and retrieving data. In a FIFO system, the first...
File A file is a collection of data stored in one unit, identified by a filename. It can be a document, picture, audio or...
File Extension A file extension is the last part of a filename, after the dot (e.g. ".pdf"). Most file extensions are three...
File Format A file format describes the way data is stored in a file. It defines the data structure (how the data is organized in...
File System Most people have several thousand files on their computer's hard disk, so imagine how hard it would be to find anything...
File Type A file type, as the name implies, is a specific type of file. Some file types are associated with a single...
Filename A filename is a text string that identifies a file. Every file stored on a computer's hard disk has a filename that...
Finder The Finder serves as the primary graphical user interface (GUI) for Macintosh computers. It includes the desktop...
FiOS Stands for "Fiber Optic Service." FiOS is a data communications service provided by Verizon that uses fiber optic...
Firewall The term "firewall" originally referred to fireproof walls that were designed to prevent the spread of fire from one...
Firewire This high-speed interface has become a hot new standard for connecting peripherals (no pun intended). Created by Apple...
Firmware Firmware is a software program or set of instructions programmed on a hardware device. It provides the necessary...
Flaming Flaming is the act of posting or sending offensive messages over the Internet. These messages, called "flames," may be...
Flash Flash is a multimedia technology used for creating animations and interactive websites. Web developers often use Flash...
Flash Drive Flash drives have many names — jump drives, thumb drives, pen drives, and USB keychain drives. Regardless of...
Flash Memory Flash memory is a type of electrically erasable programmable read-only memory (EEPROM). Whew, that's a mouthful. The...
Flat File A flat file database is a database that stores data in a plain text file. Each line of the text file holds one record...
Flatbed A flatbed is a type of scanner or copier that uses a flat, glass surface for scanning documents or other objects. Most...
Floating Point As the name implies, floating point numbers are numbers that contain floating decimal points. For example, the numbers...
Floppy Disk Floppy disks have an interesting name, considering they do not appear to be "floppy." However, if you take the actual...
FLOPS FLOPS is an acronym that means "Floating Point Operations Per Second." FLOPS is a measurement unit that defines the...
Flowchart A flowchart is a diagram that describes a process or operation. It includes multiple steps, which the process "flows...
Folder Just like real world folders, folders on your hard drive store files. These files can be documents, programs, scripts...
Font A font is a specific typeface of a certain size and style. For example, one font may be Arial 12 pt bold, while...
Format Formatting a disk involves rewriting the directory structure, or file system, of a disk. All disks must be formatted...
Formula A formula is a calculation performed on one or more variables. It may be a simple operation, such as the addition of...
FPU Stands for "Floating Point Unit." The first computer processors were far better at dealing with integers than with...
Frame In the computer world, a frame can be many different things. The different definitions of "frame" are listed below: ...
Freeware Like shareware, freeware is software you can download, pass around, and distribute without any initial payment...
Frequency Frequency is the number times something occurs in a specific amount of time. In computing, frequency is used to...
Friend An online friend is a person added to your list of friends on a social networking website, such as Facebook or MySpace...
Frozen While "frozen" describes the state of Minnesota from November to March, it also refers to an unresponsive computer...
FSB Stands for "frontside bus." The FSB connects the computer's processor to the system memory (RAM) and other components...
FTP Stands for "File Transfer Protocol." It is a common method of transferring files via the Internet from one computer to...

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