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facsimile machine
a machine which will provide electronic transmission of documents over telephone lines
failure
a state of inability to perform a normal hardware or software function
fan
a part mounted on a heat sink, used to reduce temperature to actively exhausting hot air
FAQ
listed questions and answers, all supposed to be commonly asked in some context, and pertaining to a particular topic
favicon
a small icon that identifies a website in a web browser typically displayed in the browser's address bar (sometimes in the history as well) and next to the page's name in a list of bookmarks
fault tolerance
a computer’s ability to recover from hardware errors
fault-tolerant
of a computer system, having the ability to recover from an error without crashing
floppy
a computer device used to write and read floppy disks
feature
facility provided by an application
feedback
information or statements of opinion about something, such as a new product, that provide an idea of whether it is successful or liked
fetch
to go and get the next instruction or piece of data from memory
Fibre Channel
a high speed interconnection standard used in storage area networks
fibre optics
data transmission using cable made of optical fibres instead of copper wire
fibre-optics cable
a type of plastic or glass connector that enables signals to be carried using laser light
field
a section of a database where an item of data is stored
First In First Out
a method of processing and retrieving data where the first items entered are the first ones to be removed
File Area Network
a computer networking approach including multiple methods for file sharing and data management over a network
file server
a main computer that provides a storage area for data files on a network
file transfer protocol
an Internet service that allows users to transfer files from one computer to another
file virus
a virus that attaches itself to a program file
file
information held on disk or tape in order for it to exist beyond the time of execution of a program, which may hold data, programs, text, or any other information
filename extension
a suffix (separated from the base filename by a dot or space) to the name of a computer file applied to indicate the encoding (file format) of its contents or usage
filename
metadata about a file; a string used to uniquely identify a file stored on the file system, different file systems impose different restrictions on length and allowed characters
filestore
a collection of computer files stored centrally on a network server
filters
special effects that can be applied to a picture, including drop shadows, textures, distortions, etc.
firewall
a combination of hardware and software used to control the data going into and out of a network, used to prevent unauthorised access to the network by hackers
firmware
system software, part of the operating system, that is held in ROM
first-person shooter
a video game genre centered on gun and projectile weapon-based combat through a first-person perspective
fix
a solution to a software defect; typically a new version of a program issued in order to correct a problem
flag
to mark in a way that indicates that a particular condition has occurred
flash drive
an electronic memory storage device that plugs into a computer and acts like a disk drive
flash video
container file format used to deliver video over the Internet
flash
a bandwidth friendly and browser independent vector-graphic animation technology, as long as different browsers are equipped with the necessary plug-ins, animations will look the same
flat file database
a simple database in which all the data is stored in one table which is not related to any other table
flatbed scanner
a type of optical scanner that consists of a flat surface on which you lay documents to be scanned
flowchart
a kind of diagram used by programmers to show the logical steps in a program or by systems analysts to show logical steps in the design of a system
folder
a virtual container within a digital file system which groups computer files
font
the combination of typeface and other qualities, such as size, pitch, and spacing
footer
a piece of text, such as a title or initials, that appears at the bottom of every page of a document or book
formula
entry that has an equation which calculates the value to display
forward
to pass on without changing the content, e.g. a received email can be passed on to another address
fractal
a complicated irregular line or pattern in mathematics built from simple repeated shapes that are reduced in size every time they are repeated
frame
a section of a webpage that acts as an independent browser window; clicking on a link in it can cause a webpage to be displayed in another one, e.g. a menu in it can provide links to webpages that are displayed in another one
free up
to make space available, e.g. by deleting files on a hard disk
freeware
computer programs that are made available to anyone who wants to use them at no cost to the user
frequency band
a set of frequencies that are used together to provide a path for the transmission of signals
frequency display
an electronic device for showing the freguency of a signal
frequency hopping
a process of changing frequencies within a fixed bandwidth during a transmission so that other transmissions can use the same bandwidth at the same time without interfering with each other
front side bus
the set of connectors on a motherboard that carry data signals between the processor and memory
full backup
type of backup that copies all the selected files on a system whether or not they have been edited or backed up before
full-duplex
able to transfer data in both directions simultaneously, i.e. data can be transmitted and received at the same time
function key
one of the keys at the top of the keyboard which make the computer perform particular operations, it can be programmed to do special jobs
function register
a register used to control the processing of a function
function
relation between a set of inputs and a set of potential outputs with the property that each input is related to exactly one output
functional language
a programming language whose programs consist typically of sets of unordered equations that characterize functions and values. The values that are characterized by the equations include the desired results, and these values are calculated by executing the program
functions
ready-to-use formulae that help you perform specialized calculations, e.g. SUM, AVERAGE, etc.
fuzzy logic
a reasoning paradigm that deals with approximate or imprecise information by enabling variables to be described (often linguistically) and acted upon in terms of their degree of membership in predetermined sets
fuzzy (of an image)
having shapes that do not have clear edges