Electronic media
Encyclopedia
Electronic media are media
Media (communication)
In communications, media are the storage and transmission channels or tools used to store and deliver information or data...

 that use electronics
Electronics
Electronics is the branch of science, engineering and technology that deals with electrical circuits involving active electrical components such as vacuum tubes, transistors, diodes and integrated circuits, and associated passive interconnection technologies...

 or electromechanical energy for the end-user
End-user
Economics and commerce define an end user as the person who uses a product. The end user or consumer may differ from the person who purchases the product...

 (audience
Audience
An audience is a group of people who participate in a show or encounter a work of art, literature , theatre, music or academics in any medium...

) to access the content. This is in contrast to static media (mainly print media), which today are most often created electronically
Desktop publishing
Desktop publishing is the creation of documents using page layout software on a personal computer.The term has been used for publishing at all levels, from small-circulation documents such as local newsletters to books, magazines and newspapers...

, but don't require electronics to be accessed by the end-user in the printed form. The primary electronic media sources familiar to the general public are better known as video recordings
Video
Video is the technology of electronically capturing, recording, processing, storing, transmitting, and reconstructing a sequence of still images representing scenes in motion.- History :...

, audio recordings
Sound recording and reproduction
Sound recording and reproduction is an electrical or mechanical inscription and re-creation of sound waves, such as spoken voice, singing, instrumental music, or sound effects. The two main classes of sound recording technology are analog recording and digital recording...

, multimedia presentations
Multimedia
Multimedia is media and content that uses a combination of different content forms. The term can be used as a noun or as an adjective describing a medium as having multiple content forms. The term is used in contrast to media which use only rudimentary computer display such as text-only, or...

, slide presentations
Presentation program
A presentation program is a computer software package used to display information, normally in the form of a slide show...

, CD-ROM
CD-ROM
A CD-ROM is a pre-pressed compact disc that contains data accessible to, but not writable by, a computer for data storage and music playback. The 1985 “Yellow Book” standard developed by Sony and Philips adapted the format to hold any form of binary data....

 and online
ONLINE
ONLINE is a magazine for information systems first published in 1977. The publisher Online, Inc. was founded the year before. In May 2002, Information Today, Inc. acquired the assets of Online Inc....

 content. Most new media
New media
New media is a broad term in media studies that emerged in the latter part of the 20th century. For example, new media holds out a possibility of on-demand access to content any time, anywhere, on any digital device, as well as interactive user feedback, creative participation and community...

 are in the form of digital media
Digital media
Digital media is a form of electronic media where data is stored in digital form. It can refer to the technical aspect of storage and transmission Digital media is a form of electronic media where data is stored in digital (as opposed to analog) form. It can refer to the technical aspect of...

. However, electronic media may be in either analog
Analog signal
An analog or analogue signal is any continuous signal for which the time varying feature of the signal is a representation of some other time varying quantity, i.e., analogous to another time varying signal. It differs from a digital signal in terms of small fluctuations in the signal which are...

 or digital format.

Although the term is usually associated with content recorded on a storage medium
Data storage device
thumb|200px|right|A reel-to-reel tape recorder .The magnetic tape is a data storage medium. The recorder is data storage equipment using a portable medium to store the data....

, recordings are not required for live broadcasting
Broadcasting
Broadcasting is the distribution of audio and video content to a dispersed audience via any audio visual medium. Receiving parties may include the general public or a relatively large subset of thereof...

 and online networking
ONLINE
ONLINE is a magazine for information systems first published in 1977. The publisher Online, Inc. was founded the year before. In May 2002, Information Today, Inc. acquired the assets of Online Inc....

.

Any equipment used in the electronic communication process (e.g. television
Television
Television is a telecommunication medium for transmitting and receiving moving images that can be monochrome or colored, with accompanying sound...

, radio
Receiver (radio)
A radio receiver converts signals from a radio antenna to a usable form. It uses electronic filters to separate a wanted radio frequency signal from all other signals, the electronic amplifier increases the level suitable for further processing, and finally recovers the desired information through...

, telephone
Telephone
The telephone , colloquially referred to as a phone, is a telecommunications device that transmits and receives sounds, usually the human voice. Telephones are a point-to-point communication system whose most basic function is to allow two people separated by large distances to talk to each other...

, desktop computer
Desktop computer
A desktop computer is a personal computer in a form intended for regular use at a single location, as opposed to a mobile laptop or portable computer. Early desktop computers are designed to lay flat on the desk, while modern towers stand upright...

, game console, handheld device
Handheld device
A mobile device is a small, hand-held computing device, typically having a display screen with touch input and/or a miniature keyboard and less than . Early pocket sized ones were joined in the late 2000s by larger but otherwise similar tablet computers...

) may also be considered electronic media.

History of development

  • Transmission
    Transmission (telecommunications)
    Transmission, in telecommunications, is the process of sending, propagating and receiving an analogue or digital information signal over a physical point-to-point or point-to-multipoint transmission medium, either wired, optical fiber or wireless...

    • Wire
      Wire
      A wire is a single, usually cylindrical, flexible strand or rod of metal. Wires are used to bear mechanical loads and to carry electricity and telecommunications signals. Wire is commonly formed by drawing the metal through a hole in a die or draw plate. Standard sizes are determined by various...

      • Telegraph 1795-1832
      • Facsimile
        Fax
        Fax , sometimes called telecopying, is the telephonic transmission of scanned printed material , normally to a telephone number connected to a printer or other output device...

         1843-1861
      • Telephone
        Telephone
        The telephone , colloquially referred to as a phone, is a telecommunications device that transmits and receives sounds, usually the human voice. Telephones are a point-to-point communication system whose most basic function is to allow two people separated by large distances to talk to each other...

         1849-1877
      • Cable
        Cable
        A cable is two or more wires running side by side and bonded, twisted or braided together to form a single assembly. In mechanics cables, otherwise known as wire ropes, are used for lifting, hauling and towing or conveying force through tension. In electrical engineering cables are used to carry...

         1962 (Coaxial
        Coaxial cable
        Coaxial cable, or coax, has an inner conductor surrounded by a flexible, tubular insulating layer, surrounded by a tubular conducting shield. The term coaxial comes from the inner conductor and the outer shield sharing the same geometric axis...

         Standard
        Standards organization
        A standards organization, standards body, standards developing organization , or standards setting organization is any organization whose primary activities are developing, coordinating, promulgating, revising, amending, reissuing, interpreting, or otherwise producing technical standards that are...

        )
      • Fiber Optics 1956-1970
    • Wireless
      Wireless
      Wireless telecommunications is the transfer of information between two or more points that are not physically connected. Distances can be short, such as a few meters for television remote control, or as far as thousands or even millions of kilometers for deep-space radio communications...

      • Radio
        Radio
        Radio is the transmission of signals through free space by modulation of electromagnetic waves with frequencies below those of visible light. Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of space...

         1897-1920
      • Satellite 1958-1972
      • Free Space Optics 1960s
    • Internet
      Internet
      The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite to serve billions of users worldwide...

      • Download 1969 (file transfer protocols
        Communications protocol
        A communications protocol is a system of digital message formats and rules for exchanging those messages in or between computing systems and in telecommunications...

        )
      • Live Streaming
        Streaming media
        Streaming media is multimedia that is constantly received by and presented to an end-user while being delivered by a streaming provider.The term "presented" is used in this article in a general sense that includes audio or video playback. The name refers to the delivery method of the medium rather...

         1996 (RTP
        Real-time Transport Protocol
        The Real-time Transport Protocol defines a standardized packet format for delivering audio and video over IP networks. RTP is used extensively in communication and entertainment systems that involve streaming media, such as telephony, video teleconference applications, television services and...

         Protocol
        Communications protocol
        A communications protocol is a system of digital message formats and rules for exchanging those messages in or between computing systems and in telecommunications...

        )

  • Display
    Comparison of display technology
    This is a comparison of various properties of different display technologies.- General characteristics :- Temporal characteristics :Different display technologies have vastly different temporal characteristics, leading to claimed perceptual differences for motion, flicker, etc.The figure shows a...

     and Output
    Output device
    An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system to the outside world....

    • Information Processing
      Information processing
      Information processing is the change of information in any manner detectable by an observer. As such, it is a process which describes everything which happens in the universe, from the falling of a rock to the printing of a text file from a digital computer system...

       1940s (Term)
    • Galvanometer
      Galvanometer
      A galvanometer is a type of ammeter: an instrument for detecting and measuring electric current. It is an analog electromechanical transducer that produces a rotary deflection of some type of pointer in response to electric current flowing through its coil in a magnetic field. .Galvanometers were...

       1832
    • Telegraph Sounder
      Telegraph sounder
      A telegraph sounder is a device which produces an audible sound when connected to an operating electrical telegraph.It is similar in form to a relay....

       1844
    • Telephone Receiver
      Telephone
      The telephone , colloquially referred to as a phone, is a telecommunications device that transmits and receives sounds, usually the human voice. Telephones are a point-to-point communication system whose most basic function is to allow two people separated by large distances to talk to each other...

       1849-1877
    • Light Bulb 1801-1883
    • Neon
      Neon
      Neon is the chemical element that has the symbol Ne and an atomic number of 10. Although a very common element in the universe, it is rare on Earth. A colorless, inert noble gas under standard conditions, neon gives a distinct reddish-orange glow when used in either low-voltage neon glow lamps or...

       1893-1902
    • Teleprinter
      Teleprinter
      A teleprinter is a electromechanical typewriter that can be used to communicate typed messages from point to point and point to multipoint over a variety of communication channels that range from a simple electrical connection, such as a pair of wires, to the use of radio and microwave as the...

       1910
    • CRT
      Cathode ray tube
      The cathode ray tube is a vacuum tube containing an electron gun and a fluorescent screen used to view images. It has a means to accelerate and deflect the electron beam onto the fluorescent screen to create the images. The image may represent electrical waveforms , pictures , radar targets and...

       1922
    • Radio/Television Tuner
      Tuner (radio)
      A radio tuner is a subsystem that receives radio broadcasts and converts them into audio-frequency signals which can be fed into an amplifier driving a loudspeaker. FM tuner, AM tuner, Digital Audio Broadcasting DAB tuner, etc. are types of radio tuner dealing with transmissions using different...

       1894-1927
    • Speaker
      Loudspeaker
      A loudspeaker is an electroacoustic transducer that produces sound in response to an electrical audio signal input. Non-electrical loudspeakers were developed as accessories to telephone systems, but electronic amplification by vacuum tube made loudspeakers more generally useful...

      /Headphones
      Headphones
      Headphones are a pair of small loudspeakers, or less commonly a single speaker, held close to a user's ears and connected to a signal source such as an audio amplifier, radio, CD player or portable Media Player. They are also known as stereophones, headsets or, colloquially, cans. The in-ear...

       1876-1928/1930s
    • LED
      LEd
      LEd is a TeX/LaTeX editing software working under Microsoft Windows. It is a freeware product....

      /LCD 1955-1962/1968
    • Laser Light Show
      Laser lighting display
      A laser lighting display or laser light show involves the use of laser light to entertain an audience. A laser light show may consist only of projected laser beams set to music, or may accompany another form of entertainment, typically a dance concert or other musical performance.Laser light is...

       1970s
    • Computer Monitor 1950s/1976 (for PC
      Personal computer
      A personal computer is any general-purpose computer whose size, capabilities, and original sales price make it useful for individuals, and which is intended to be operated directly by an end-user with no intervening computer operator...

      s)
    • Large Electronic Display
      Jumbotron
      A JumboTron is a large-screen television using technology developed by Sony, typically used in sports stadiums and concert venues to show close-up shots of the event. Although JumboTron is a registered trademark owned by the Sony Corporation, the word jumbotron is often used by the public as a...

       1985
    • HDTV 1936 (Term) 1990s (Standard
      Standards organization
      A standards organization, standards body, standards developing organization , or standards setting organization is any organization whose primary activities are developing, coordinating, promulgating, revising, amending, reissuing, interpreting, or otherwise producing technical standards that are...

      s)
    • HMD 1968-current
  • Signal
    Signal (electrical engineering)
    In the fields of communications, signal processing, and in electrical engineering more generally, a signal is any time-varying or spatial-varying quantity....

     Processing
    Signal processing
    Signal processing is an area of systems engineering, electrical engineering and applied mathematics that deals with operations on or analysis of signals, in either discrete or continuous time...

    • Capture
      Sensor
      A sensor is a device that measures a physical quantity and converts it into a signal which can be read by an observer or by an instrument. For example, a mercury-in-glass thermometer converts the measured temperature into expansion and contraction of a liquid which can be read on a calibrated...

       1745 (Capacitor
      Capacitor
      A capacitor is a passive two-terminal electrical component used to store energy in an electric field. The forms of practical capacitors vary widely, but all contain at least two electrical conductors separated by a dielectric ; for example, one common construction consists of metal foils separated...

      )
    • Analog
      Analog signal
      An analog or analogue signal is any continuous signal for which the time varying feature of the signal is a representation of some other time varying quantity, i.e., analogous to another time varying signal. It differs from a digital signal in terms of small fluctuations in the signal which are...

       Encoding
      Code
      A code is a rule for converting a piece of information into another form or representation , not necessarily of the same type....

       1830s (Morse code
      Morse code
      Morse code is a method of transmitting textual information as a series of on-off tones, lights, or clicks that can be directly understood by a skilled listener or observer without special equipment...

      )
    • Electronic Modulating
      Modulation
      In electronics and telecommunications, modulation is the process of varying one or more properties of a high-frequency periodic waveform, called the carrier signal, with a modulating signal which typically contains information to be transmitted...

       1832-1927
    • Electronic Multiplexing
      Multiplexing
      The multiplexed signal is transmitted over a communication channel, which may be a physical transmission medium. The multiplexing divides the capacity of the low-level communication channel into several higher-level logical channels, one for each message signal or data stream to be transferred...

       1853 (TDM
      Time-division multiplexing
      Time-division multiplexing is a type of digital multiplexing in which two or more bit streams or signals are transferred apparently simultaneously as sub-channels in one communication channel, but are physically taking turns on the channel. The time domain is divided into several recurrent...

      )
    • Digitizing
      Digitizing
      Digitizing or digitization is the representation of an object, image, sound, document or a signal by a discrete set of its points or samples. The result is called digital representation or, more specifically, a digital image, for the object, and digital form, for the signal...

       1903 (PCM Telephone)
    • Electronic Encryption
      Encryption
      In cryptography, encryption is the process of transforming information using an algorithm to make it unreadable to anyone except those possessing special knowledge, usually referred to as a key. The result of the process is encrypted information...

       1935-1945
    • Online Routing
      Routing
      Routing is the process of selecting paths in a network along which to send network traffic. Routing is performed for many kinds of networks, including the telephone network , electronic data networks , and transportation networks...

       1969
    • Electronic Programming 1943-current

    • Electronic Information Storage
      • Recording
        Recording
        Recording is the process of capturing data or translating information to a recording format stored on some storage medium, which is often referred to as a record or, if an auditory medium, a recording....

         Medium
        Data storage device
        thumb|200px|right|A reel-to-reel tape recorder .The magnetic tape is a data storage medium. The recorder is data storage equipment using a portable medium to store the data....

        • Punched card
          Punched card
          A punched card, punch card, IBM card, or Hollerith card is a piece of stiff paper that contains digital information represented by the presence or absence of holes in predefined positions...

           and Paper Tape 1725/1846
        • Phonograph Cylinder and Disk
          Phonograph
          The phonograph record player, or gramophone is a device introduced in 1877 that has had continued common use for reproducing sound recordings, although when first developed, the phonograph was used to both record and reproduce sounds...

           1857-1958
        • Film
          Photographic film
          Photographic film is a sheet of plastic coated with an emulsion containing light-sensitive silver halide salts with variable crystal sizes that determine the sensitivity, contrast and resolution of the film...

           1876-1889
        • Magnetic Storage
          Magnetic storage
          Magnetic storage and magnetic recording are terms from engineering referring to the storage of data on a magnetized medium. Magnetic storage uses different patterns of magnetization in a magnetizable material to store data and is a form of non-volatile memory. The information is accessed using...

           1898-2003
        • RAM 1941-current
        • Barcodes 1952/1973 (UPC
          Universal Product Code
          The Universal Product Code is a barcode symbology , that is widely used in North America, and in countries including the UK, Australia, and New Zealand for tracking trade items in stores. Its most common form, the UPC-A, consists of 12 numerical digits, which are uniquely assigned to each trade item...

          )
        • Laser Disc 1969-1978
        • Compact Disc
          Compact Disc
          The Compact Disc is an optical disc used to store digital data. It was originally developed to store and playback sound recordings exclusively, but later expanded to encompass data storage , write-once audio and data storage , rewritable media , Video Compact Discs , Super Video Compact Discs ,...

          /DVD
          DVD
          A DVD is an optical disc storage media format, invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995. DVDs offer higher storage capacity than Compact Discs while having the same dimensions....

           1982/1993-current
      • Content
        Information
        Information in its most restricted technical sense is a message or collection of messages that consists of an ordered sequence of symbols, or it is the meaning that can be interpreted from such a message or collection of messages. Information can be recorded or transmitted. It can be recorded as...

         Format
        Format
        Format may refer to:* File format, layout for electronic files* Text formatting, typesetting of text elements* Format , a command-line utility in many computer operating systems* Format , a computer command to prepare hard disks...

        s
        • Content in general
          Content format
          A content format is an encoded format for converting a specific type of data to displayable information. Content formats are used in recording and transmission to prepare data for observation or interpretation. This includes both analog and digitized content...

           1877-current
        • Audio Recording
          Audio format
          An audio format is a medium for storing sound and music. The term is applied to both the physical recording media and the recording formats of the audio content – in computer science it is often limited to the audio file format, but its wider use usually refers to the physical method used to...

           1877-current
        • Video Recording
          Video
          Video is the technology of electronically capturing, recording, processing, storing, transmitting, and reconstructing a sequence of still images representing scenes in motion.- History :...

           1952-current
        • Digital File Formats
        • Database Content and Formats
          Database
          A database is an organized collection of data for one or more purposes, usually in digital form. The data are typically organized to model relevant aspects of reality , in a way that supports processes requiring this information...

           1963-current

    • Interactivity
      Interactivity
      In the fields of information science, communication, and industrial design, there is debate over the meaning of interactivity. In the "contingency view" of interactivity, there are three levels:...

      • Control Panel
        Control panel (engineering)
        A control panel is a flat, often vertical, area where control or monitoring instruments are displayed.They are found in factories to monitor and control machines or production lines and in places such as nuclear power plants, ships, aircraft and mainframe computers...

      • Input Device
        Input device
        In computing, an input device is any peripheral used to provide data and control signals to an information processing system such as a computer or other information appliance...

      • Game Controller
        Game controller
        A game controller is a device used with games or entertainment systems used to control a playable character or object, or otherwise provide input in a computer game. A controller is typically connected to a game console or computer by means of a wire, cord or nowadays, by means of wireless connection...

      • Handheld
      • Wired Glove
        Wired glove
        A wired glove is an input device for human–computer interaction worn like a glove.Various sensor technologies are used to capture physical data such as bending of fingers. Often a motion tracker, such as a magnetic tracking device or inertial tracking device, is attached to capture the global...

      • Brain computer interface (BCI)

    Uses

    Electronic media are ubiquitous in most of the developed world. As of 2005, there are reports of satellite receivers being present in some of the most remote and inaccessible regions of China. Electronic media devices have found their way into all parts of modern life. The term is relevant to media ecology
    Media ecology
    Media ecology is a contested term within media studies having different meanings within European and North American contexts. The North American definition refers to aninterdisciplinary field of media theory and media design involving the study of "symbolic environment, or the socially constructed,...

     for studying its impact compared to printed media and broadening the scope of understanding media beyond a simplistic aspect of media such as one delivery platform (e.g. the World Wide Web) aside from many other options. The term is also relevant to professional career development regarding related skill sets.

    Primary uses of electronic media:
    • Journalism
      Journalism
      Journalism is the practice of investigation and reporting of events, issues and trends to a broad audience in a timely fashion. Though there are many variations of journalism, the ideal is to inform the intended audience. Along with covering organizations and institutions such as government and...

      • News
        News
        News is the communication of selected information on current events which is presented by print, broadcast, Internet, or word of mouth to a third party or mass audience.- Etymology :...

    • Commerce
      Commerce
      While business refers to the value-creating activities of an organization for profit, commerce means the whole system of an economy that constitutes an environment for business. The system includes legal, economic, political, social, cultural, and technological systems that are in operation in any...

      • Marketing
        Marketing
        Marketing is the process used to determine what products or services may be of interest to customers, and the strategy to use in sales, communications and business development. It generates the strategy that underlies sales techniques, business communication, and business developments...

      • Advertising
        Advertising
        Advertising is a form of communication used to persuade an audience to take some action with respect to products, ideas, or services. Most commonly, the desired result is to drive consumer behavior with respect to a commercial offering, although political and ideological advertising is also common...

      • Barker channel
        Barker channel
        A barker channel is a form of electronic media known as digital signage. It is a TV channel that is entirely composed of sales promotion and advertising, usually marketing various features of the service carrying the channel...

      • Digital signage
        Digital signage
        Digital signage is a form of electronic display that shows television programming, menus, information, advertising and other messages. Digital signs can be found in public and private environments, such as retail stores, hotels, restaurants and corporate buildings.Digital signage Displays are most...

      • Graphic Design
        Graphic design
        Graphic design is a creative process – most often involving a client and a designer and usually completed in conjunction with producers of form – undertaken in order to convey a specific message to a targeted audience...

    • Education
      Education
      Education in its broadest, general sense is the means through which the aims and habits of a group of people lives on from one generation to the next. Generally, it occurs through any experience that has a formative effect on the way one thinks, feels, or acts...

      • Professional Training
        Training
        The term training refers to the acquisition of knowledge, skills, and competencies as a result of the teaching of vocational or practical skills and knowledge that relate to specific useful competencies. It forms the core of apprenticeships and provides the backbone of content at institutes of...

    • Science
      Science
      Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe...

    • Engineering
      Engineering
      Engineering is the discipline, art, skill and profession of acquiring and applying scientific, mathematical, economic, social, and practical knowledge, in order to design and build structures, machines, devices, systems, materials and processes that safely realize improvements to the lives of...

  • Fine Art
    Fine art
    Fine art or the fine arts encompass art forms developed primarily for aesthetics and/or concept rather than practical application. Art is often a synonym for fine art, as employed in the term "art gallery"....

    • Digital Art
      Digital art
      Digital art is a general term for a range of artistic works and practices that use digital technology as an essential part of the creative and/or presentation process...

    • Digital photography
      Digital photography
      Digital photography is a form of photography that uses an array of light sensitive sensors to capture the image focused by the lens, as opposed to an exposure on light sensitive film...

    • Experimental music
      Experimental music
      Experimental music refers, in the English-language literature, to a compositional tradition which arose in the mid-20th century, applied particularly in North America to music composed in such a way that its outcome is unforeseeable. Its most famous and influential exponent was John Cage...

    • Video
      Video
      Video is the technology of electronically capturing, recording, processing, storing, transmitting, and reconstructing a sequence of still images representing scenes in motion.- History :...

  • Industry
    Industry
    Industry refers to the production of an economic good or service within an economy.-Industrial sectors:There are four key industrial economic sectors: the primary sector, largely raw material extraction industries such as mining and farming; the secondary sector, involving refining, construction,...

    • Corporate Communications
      Corporate communications
      Corporate communication is the message issued by a corporate organization, body, or institute to its publics. "Publics" can be both internal Corporate communication is the message issued by a corporate organization, body, or institute to its publics. "Publics" can be both internal Corporate...

    • Business Presentations
      Presentation
      Presentation is the practice of showing and explaining the content of a topic to an audience or learner. Presentations come in nearly as many forms as there are life situations...

    • Telecommuting
      Telecommuting
      Telecommuting or telework is a work arrangement in which employees enjoy flexibility in working location and hours. In other words, the daily commute to a central place of work is replaced by telecommunication links...

  • Software Interfaces
    Graphical user interface
    In computing, a graphical user interface is a type of user interface that allows users to interact with electronic devices with images rather than text commands. GUIs can be used in computers, hand-held devices such as MP3 players, portable media players or gaming devices, household appliances and...

  • Computer Simulations
  • Virtual Reality
    Virtual reality
    Virtual reality , also known as virtuality, is a term that applies to computer-simulated environments that can simulate physical presence in places in the real world, as well as in imaginary worlds...

  • Entertainment
    Entertainment
    Entertainment consists of any activity which provides a diversion or permits people to amuse themselves in their leisure time. Entertainment is generally passive, such as watching opera or a movie. Active forms of amusement, such as sports, are more often considered to be recreation...

    • Movies
    • Music
      Music industry in the 21st century
      In the first decade of the 21st century consumers began to use computers and computer networks as the primary means to record, distribute, store and play music. This technological shift caused widespread economic changes and fundamentally changed the relationships between artists, record companies,...

    • Television
      Television
      Television is a telecommunication medium for transmitting and receiving moving images that can be monochrome or colored, with accompanying sound...

    • Video Games
  • Government
    Government
    Government refers to the legislators, administrators, and arbitrators in the administrative bureaucracy who control a state at a given time, and to the system of government by which they are organized...

    • Infrastructure
      Infrastructure
      Infrastructure is basic physical and organizational structures needed for the operation of a society or enterprise, or the services and facilities necessary for an economy to function...

      • Communication
        Telecommunication
        Telecommunication is the transmission of information over significant distances to communicate. In earlier times, telecommunications involved the use of visual signals, such as beacons, smoke signals, semaphore telegraphs, signal flags, and optical heliographs, or audio messages via coded...

        s
      • Transportation
      • Public Services
        Public services
        Public services is a term usually used to mean services provided by government to its citizens, either directly or by financing private provision of services. The term is associated with a social consensus that certain services should be available to all, regardless of income...

        • Community bulletin board
          Community bulletin board
          A Community bulletin board is a digital signage system that Public, educational, and government access cable television providers use as a Barker channel to keep communities up to date of events listings, weather and other news that can be delivered by using digital on-screen graphic s. The...

    • Military
      Military
      A military is an organization authorized by its greater society to use lethal force, usually including use of weapons, in defending its country by combating actual or perceived threats. The military may have additional functions of use to its greater society, such as advancing a political agenda e.g...

  • Nonprofit Services
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