myISPforum ISP Forums
ISP Sponsors
ISP Dictionary - ISP Glossary Definitions for 'f'
Fab - This is short for fabrication plant. A fab is a factory that takes raw silicon wafers and creates chips with them. Often, fabs are categorized by what...
Fabless - This term refers to a company that produces chips but doesn't own a fabrication plant, or fab. These companies are starting to become more and more successful...
Fabrication Plant - A fab is a factory that takes raw silicon wafers and creates chips with them. Often, fabs are categorized by what process they use. For example, the Intel...
Facsimile - Almost always referred to as fax, this is the term for the electronic transmission of printed documents over a phone line. Usually transmission occurs...
Failover - When one device stops working and another device automatically takes its place, typically after a set amount of time has lapsed since the first device...
fair use - Fair use is the concept in copyright law that some limited copying of copyrighted material is permissible in certain circumstances. A complete work may...
Fan - A device designed to move air by sucking air into one side and pushing it out the other. Fans are a necessary part of most computing devices because microprocessors...
FAQ - Acronym for Frequently Asked Questions. FAQ files are collections of common questions and answers for a particular subject area. For example, see the Navigating...
Fast SCSI 2 - This version of SCSI transfers data at 10 megabytes per second. The connections all contain 50 pins. See also Fast-Wide SCSI 2.
Fast-SCSI - Plain vanilla fast-SCSI never really existed, but was sometimes used as slang for Fast SCSI 2. This version of SCSI transfers data at 10 megabytes per...
Fast-Wide SCSI 2 - This version of SCSI upped the pin count to 68, effectively doubling the signal speed of Fast-SCSI 2 to 20 megabytes per second.
FAT - This is one way to index the contents of storage media, such as your hard drive. The operating system looks here to know where on the drive files are located....
Fat Client - Today's fast PCs are fat clients. They've got lots of memory and big hard drives. They store information and typically run programs locally off of their...
FAT-16 - The original DOS File Allocation system. It uses a table to tell the OS where on a hard drive or other storage media each file is located. Due to the...
FAT-32 - An updated FAT standard from Microsoft. It expanded on the aging FAT-16 file system and allowed for much larger partitions. FAT-32 was created as a quick-fix...
Favorite - A method of storing and organizing selected URLs in Internet Explorer. See also Bookmark.
Fax - short for facsimile
Fax machine - This is generally a single purpose device that can send and receive facsimiles. The machine is normally able to scan in a document and transmit it over...
FC-AL - A fast, serial-based standard meant to replace the parallel SCSI standard. It is primarily used in high cost server systems, and to connect storage devices...
FC-PGA - This is Intel's newer packaging of the Socket 370 design. It features a different electrical setup than Socket 370, but is physically compatible. Thus,...
FCC - These are the people in the government who decide what's legal and illegal to broadcast, including what frequencies are allowed to be used by whom.
FDD - This commonly refers to a 3.5 inch disk drive that uses 1.44 MB 3.5 inch floppy disks. However, the term can be used to apply to any drive that uses floppy...
FDDI - This is a fiber optic interface that allows data to travel extreme distances (many miles/kilometers) without signal loss. It is far superior to copper...
FDisk - The program Microsoft operating systems MS-DOS and non-NT versions of Windows use to create partitions on hard drives. Technically, the program is called...
Federal Communications Commission - These are the people in the government who decide what's legal and illegal to broadcast, including what frequencies are allowed to be used by whom.
Femtosecond - One quadrillionth of a second (1/1,000,000,000,000,000 seconds). See also picosecond.
Ferroelectric RAM - Initially developed by Ramtron, this is a type of non-volatile RAM that compares favorably to Flash memory in access/read/write speeds, but is harder to...
Fiber Channel-Arbitrated Loop - A fast, serial-based standard meant to replace the parallel SCSI standard. It is primarily used in high cost server systems, and to connect storage devices...
Fiber Distributed Data Interface - This is a fiber optic interface that allows data to travel extreme distances (many miles/kilometers) without signal loss. It is far superior to copper...
Fiber Optic - A method of physical data transmission that is a newer alternative to sending electrical signals over copper wires. The way it works is by pulsing light...
Fibre Channel - The British spelling of "fiber", i.e., "fibre" is used to describe this standard. Fibre Channel uses fiber-optic cable to connect computers or peripherals....
Field Programmable Gate Array - A microchip that can be made with thousands of programmable logic gates. Good features of FPGAs include short development times and low production costs....
FIFO Buffer - An area of memory that holds information in the order in which it was received until the computer has time to use it.
File - The base unit data on a hard drive from the perspective of the user viewing the hard drive through an operating system. Computer programs may be one or...
File Allocation Table - This is one way to index the contents of storage media, such as your hard drive. The operating system looks here to know where on the drive files are located....
File Extension - DOS, Windows, and, to a lesser extent, UNIX and Linux use the last three characters of a filename, after a period, to signify what type of file a file...
File Format - Applications save files in a certain way. They organize the data in a way that makes sense for the information they are saving and to programs that work...
File Server - Any computer that allows other computers to access files stored on its hard drive or other storage media. The file server also controls who can and cannot...
File Transfer Protocol - A common method of moving files from system to system using TCP/IP. To work properly, it requires an FTP client to contact an FTP server in order to transmit...
Finger - A program that goes to a computer running the finger daemon (service) and returns information about a particular user, if available. Part of the information...
firewall - Firewall refers to the concept of a security interface or gateway between a closed system or network and the outside Internet that blocks or manages communications...
FireWire - A serial connection technology that promises to speed data at 200-800Mbps and up. Digital video camera manufacturers and Apple have embraced this connection...
Firmware - The software that is embedded onto a piece of hardware in order to control that hardware. Generally, firmware can be upgraded and is placed on an EEPROM....
First In First Out Buffer - An area of memory that holds information in the order in which it was received until the computer has time to use it.
First Person Shooter - This describes a video game that is played from the first person perspective, i.e., looking out of the eyes of the main character. As well, to achieve...
flame - To write angry or insulting words about a person. It is most often applied to newsgroups, but it can apply to mailing lists, message boards, and other...
flame war - When two or more people exchange insults in a public messaging. It is sometimes done deliberately to disrupt the normal flow of messages. See troll.
Flash BIOS - This BIOS contains a flash ROM chip that can be updated under certain conditions, but is otherwise static.
Flash Memory - A type of non-volatile memory that holds onto its contents even when an electrical charge is not applied. Contrast this to DRAM, which must continually...
Flash ROM - A rewriteable ROM that doesn't lose its info when the power turns off.
Flat File - A database that contains a single table and can be easily represented using plain text. This type of database contrasts with a relational database, which...
Flat Panel Display - A type of display that has much less depth than a standard CRT-based display. Types of FPDs include gas plasma displays and LCD screens.
Flat Screen - This typically refers to a CRT monitor that is made more flat than a standard tube by using more than one electron gun. It is most useful to professionals...
Flat Shading - The most basic shading technique, in which the entire object is only one color. This causes the image to appear blocky.
Flip Chip-Plastic Grid Array - This is Intel's newer packaging of the Socket 370 design. It features a different electrical setup than Socket 370, but is physically compatible. Thus,...
Flip-flop - A simple element of memory made up of an assembly of logic gates. Based on inputs, the state of a flip-flop can be changed back and forth, affecting the...
Floating Point - A three-part representation of a number that contains a decimal point. The number is represented first by the sign, then the number itself, then decimal...
Floating Point Operation - This describes a single manipulation of a floating point number in a microprocessor. One measure of the speed of a microprocessor is how many FLOPs can...
Floating Point Unit - The part of a microprocessor that is designed to handle floating point calculations. Often the efficiency of this part of the processor will decide whether...
FLOP - This describes a single manipulation of a floating point number in a microprocessor. One measure of the speed of a microprocessor is how many FLOPs can...
Floppy disk - Any type of disk media which is not rigid. Often it's contained in hard cases, which can lead to confusion in identification. Commonly, the term is used...
Floppy disk drive - This commonly refers to a 3.5 inch disk drive that uses 1.44 MB 3.5 inch floppy disks. However, the term can be used to apply to any drive that uses floppy...
FM synthesis - A method of creating music using frequencies to represent instruments. As you can imagine, this does not create beautiful and complex music, but flat,...
Folder - A term coined to be synonymous and more accessible than "directory." Now the terms are basically synonymous, but folder tends to imply a more graphical...
Font - As it relates to computers today, a font is a specific style of displaying characters (a typeface), often scalable to a variety of sizes. "Arial" is a...
Foo - FooBar is a derivative of the acronym FUBAR, changed for symmetry. FUBAR stands for Fucked Up Beyond All Recognition. Sometimes used as a whole by programmers...
FooBar - FooBar is a derivative of the acronym FUBAR, changed for symmetry. FUBAR stands for Fucked Up Beyond All Recognition. Sometimes used as a whole by programmers...
Footprint - This refers to the general size of something, whether physical or virtual. The footprints of small Internet appliances are compared against those of larger...
Form Factor - Typically this refers to the compatibility among PC motherboards, cases, and power supplies. A motherboard, case, and power supply with the same form factor...
Format - After partitioning your hard drive, it must be formatted so that it can be used by the operating system. Formatting basically makes your hard disk ready...
Fortran - A high-level programming language, a bit more advanced than BASIC but not quite as complex as C. This language refuses to die because it is so huge in...
Foundry - A synonym for semiconductor fabrication plant. A foundry is the actual location that produces microprocessors. The term foundry initially referred to a...
FPD - A type of display that has much less depth than a standard CRT-based display. Types of FPDs include gas plasma displays and LCD screens.
FPGA - A microchip that can be made with thousands of programmable logic gates. Good features of FPGAs include short development times and low production costs....
FPS - see First Person Shooter or Frames Per Second
FPU - The part of a microprocessor that is designed to handle floating point calculations. Often the efficiency of this part of the processor will decide whether...
Fractional T1 - This term refers to using a theoretical "piece" of a T1 line, such as 128Kbps', 256Kbps', or 512Kbps' worth of the 1.5Mbps T1 line. Many ISPs offer fractional...
Fragment - A piece of a file. When a file is written to a hard drive it is sometimes written in multiple fragments because there is no contiguous space available...
Fragmentation - This occurs when a hard drive writes a file in multiple segments instead of in a physically contiguous area. A higher level of fragmentation means that...
FRAM - Initially developed by Ramtron, this is a type of non-volatile RAM that compares favorably to Flash memory in access/read/write speeds, but is harder to...
frame relay - A packet switching standard based on the older X.25 protocol that achieves greater speeds with fast, reliable networks. It lowers overhead by reducing...
frames - Frames are a technique used in web pages to divide the page into multiple windows, where each window is called a frame and can contain its own separate...
Frames Per Second - This term relates to video or 3D games, and is the amount of single full screen (or full window) pictures (or frames) that are displayed each second to...
Free text search - This type of search allows you to give a fragment of a word and have it found in any part of that word. For example, doing a free text search for "the"...
FreeBSD - A UNIX-like operating system that runs on the Intel x86 platform and is based on an OS developed at University of California at Berkeley. It is now a no-cost...
FreeBSD license - An Open Source license that allows programmers to decide whether or not to provide the source code of their programs with the software. Contrast that to...
freeware - Software that is offered for free download. See shareware.
Frequency Modulation - A method of sending and distinguishing radio signals by modifying the frequency of the radio wave. See also AM.
Frequently Asked Questions - A document that lists the most common questions about something (with the answers, of course). A simple way to find information on a complex topic is to...
Front Side Bus - The speed of the bus connecting the microprocessor, its chipset, and connected main memory. In architectures where the processor interacts directly with...
Front-end - The part of a program or process that the user interfaces with and controls. See also back-end.
FSAA - A method used by 3D graphics cards to provide anti-aliasing to all objects in a 3D environment. This acts to smooth out the jagged appearance of edges...
FSB - The speed of the bus connecting the microprocessor, its chipset, and connected main memory. In architectures where the processor interacts directly with...
FTP - File Transfer Protocol. The Internet protocol that permits you to transfer files between your system and another system. You can use its command language...
FUD - Acronym: Fear, Uncertainty, and Doubt. A common motivational strategy.
Full Duplex - Originally this referred to a communication between a modem and a remote system, where characters were sent both ways over the phone line so that they...
Full parity - This is synonymous with full duplex, but most often used when describing dial-up modem communications standards.
Full Screen Anti-Aliasing - A method used by 3D graphics cards to provide anti-aliasing to all objects in a 3D environment. This acts to smooth out the jagged appearance of edges...
Function key - One of the set of 12 keys at the top of a standard computer keyboard. These keys are labelled F1 through F12. The keys are basically general purpose extra...
Fuse - A device used to protect devices from excessive electrical current. It contains a conductor that melts and breaks the current flow when too much electricity...
Fuzzy Logic - Logic without an absolute true or false. Instead, you have gradients of true and false. This is necessary for solving some problems, especially those involving...
FWIW - Acronym for "For What It's Worth"

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
ISP Sponsors


ISP Spotlight