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Output is the term denoting either an exit or changes which exit a system
System

System is a set of interacting or interdependent entities, real or abstract, forming an integrated whole.The concept of an "integrated whole" can also be stated in terms of a system embodying a set of relationships which are differentiated from relationships of the set to other elements, and from relationships between an element of the se...
 and which activate/modify a process
Process

Process may refer to:Biology*Process , a projection or outgrowth of tissue from a larger body* Biological processScience and technnology*Process , a computer program or an instance of a program running concurrently with other programs...
. It is an abstract concept, used in the model
Model (abstract)

In mathematical logic, the formal languages, formal systems, and theory which are studied have no meaningful content until they are given an interpretation within some other system....
ing, system(s) design and system(s) exploitation.

a class="link1" onMouseover='showByLink("m3961222",this)' onMouseout='hide("m3961222")'href="http://www.absoluteastronomy.com/topics/Control_theory">control theory
Control theory

Control theory is an interdisciplinary branch of engineering and mathematics, that deals with the behavior of dynamical systems. The desired output of a system is called the reference....
, the outputs of a system
System

System is a set of interacting or interdependent entities, real or abstract, forming an integrated whole.The concept of an "integrated whole" can also be stated in terms of a system embodying a set of relationships which are differentiated from relationships of the set to other elements, and from relationships between an element of the se...
 are what can be measured. Specifically, outputs are differentiated from states
State (controls)

In control theory, states are what characterize a system. With linear systems states are not unique, but can be transformed into equivalent states using certain linear transformations....
.

a class="link1" onMouseover='showByLink("m3961225",this)' onMouseout='hide("m3961225")'href="http://www.absoluteastronomy.com/topics/Engineering">engineering
Engineering

Engineering is the discipline and profession of applying Technology and science knowledge and utilizing natural laws and physical resources in order to design and implement materials, structures, machines, devices, systems, and process that safely realize a desired objective and meet specified criteria....
 the term output can refer to:
  1. The power
    Power (physics)

    In physics, power is the rate at which mechanical work is performed or energy is transmitted, or the amount of energy required or expended for a given unit of time....
     or work output of a machine.
  2. An observable output, such as distance moved or velocity
    Velocity

    In physics, velocity is defined as the Derivative of Position vector. It is a vector physical quantity; both speed and direction are required to define it....
    , of a mechanical system.


a class="link1" onMouseover='showByLink("m3961229",this)' onMouseout='hide("m3961229")'href="http://www.absoluteastronomy.com/topics/Equity_theory">equity theory
Equity theory

Equity Theory attempts to explain relational satisfaction in terms of perceptions of fair/unfair distributions of resources within interpersonal relationships....
, output is the benefits that an employee receives, including money, perquisites, power, status, fame or variety.

uman-computer interaction, output is information produced by the computer program
Computer program

Computer programs are Instruction for a computer. A computer requires programs to function. Moreover, a computer program does not run unless its instructions are executed by a Central processing unit; however, a program may communicate an Algorithm#Formalization of algorithms to people without running....
 and perceived by the user
User (computing)

In computing, a user is a person who uses a computer or Internet service. A user may have a user account that identifies the user by a username , screenname , or "handle", which is derived from the identical Citizen's Band radio term....
.






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Output is the term denoting either an exit or changes which exit a system
System

System is a set of interacting or interdependent entities, real or abstract, forming an integrated whole.The concept of an "integrated whole" can also be stated in terms of a system embodying a set of relationships which are differentiated from relationships of the set to other elements, and from relationships between an element of the se...
 and which activate/modify a process
Process

Process may refer to:Biology*Process , a projection or outgrowth of tissue from a larger body* Biological processScience and technnology*Process , a computer program or an instance of a program running concurrently with other programs...
. It is an abstract concept, used in the model
Model (abstract)

In mathematical logic, the formal languages, formal systems, and theory which are studied have no meaningful content until they are given an interpretation within some other system....
ing, system(s) design and system(s) exploitation.

Types of output


In control theory

In control theory
Control theory

Control theory is an interdisciplinary branch of engineering and mathematics, that deals with the behavior of dynamical systems. The desired output of a system is called the reference....
, the outputs of a system
System

System is a set of interacting or interdependent entities, real or abstract, forming an integrated whole.The concept of an "integrated whole" can also be stated in terms of a system embodying a set of relationships which are differentiated from relationships of the set to other elements, and from relationships between an element of the se...
 are what can be measured. Specifically, outputs are differentiated from states
State (controls)

In control theory, states are what characterize a system. With linear systems states are not unique, but can be transformed into equivalent states using certain linear transformations....
.

In engineering

In engineering
Engineering

Engineering is the discipline and profession of applying Technology and science knowledge and utilizing natural laws and physical resources in order to design and implement materials, structures, machines, devices, systems, and process that safely realize a desired objective and meet specified criteria....
 the term output can refer to:
  1. The power
    Power (physics)

    In physics, power is the rate at which mechanical work is performed or energy is transmitted, or the amount of energy required or expended for a given unit of time....
     or work output of a machine.
  2. An observable output, such as distance moved or velocity
    Velocity

    In physics, velocity is defined as the Derivative of Position vector. It is a vector physical quantity; both speed and direction are required to define it....
    , of a mechanical system.


In equity theory

In equity theory
Equity theory

Equity Theory attempts to explain relational satisfaction in terms of perceptions of fair/unfair distributions of resources within interpersonal relationships....
, output is the benefits that an employee receives, including money, perquisites, power, status, fame or variety.

In human-computer interaction

In human-computer interaction, output is information produced by the computer program
Computer program

Computer programs are Instruction for a computer. A computer requires programs to function. Moreover, a computer program does not run unless its instructions are executed by a Central processing unit; however, a program may communicate an Algorithm#Formalization of algorithms to people without running....
 and perceived by the user
User (computing)

In computing, a user is a person who uses a computer or Internet service. A user may have a user account that identifies the user by a username , screenname , or "handle", which is derived from the identical Citizen's Band radio term....
. The kinds of output the program produces, and the kinds of input
Input

Input is the term denote either an entrance or changes which are inserted into a system and which activate/modify a process. It is an abstract concept, used in the model ing, system design and system exploitation....
 the program accepts, define the user interface
User interface

The user interface is the aggregate of means by which people—the User s—Interaction with the system—a particular machine, device, computer program or other complex tools....
 of the program. In this context, feedback
Feedback

Feedback describes the situation when output from an event or phenomenon in the past will influence the same event/phenomenon in the present or future....
 and output are often used interchangeably. However, output tends to refer specifically to explicit output, something that is intentionally provided for the user, whereas feedback also encompasses byproducts of operation that happen to contain information (see low-key feedback
Low-key feedback

In human-computer interaction, low-key feedback is a type of output that takes a background role by being very subtle, sometimes nearly imperceptible....
).

In information processing

In information processing
Information processing

Information processing is the change of information in any manner detectable by an observation. 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....
, output is the process
Process

Process may refer to:Biology*Process , a projection or outgrowth of tissue from a larger body* Biological processScience and technnology*Process , a computer program or an instance of a program running concurrently with other programs...
 of transmitting information
Information

Information as a Conveyed concept has a diversity of meanings, from everyday usage to technical settings. Generally speaking, the concept of information is closely related to notions of constraint, communication, control system, data, form, instruction, knowledge, Meaning , stimulation, pattern, perception, and knowledge representation....
 or the transmitted information itself. Essentially, output is any data exiting a computer system. This could be in the form of printed paper, audio, video. In the medical industry this might include CT scans or x-rays. Typically in computing, data is entered through various forms (input) into a computer, the data is often manipulated, and then information is presented to a human (output).

Macroeconomics

In Macroeconomics
Macroeconomics

Macroeconomics is a branch of economics that deals with the performance, structure, and behavior of a national or regional economy as a whole....
, output
Output (economics)

Output in economics is the total Value of all of the good and Service production in an entity's economy. It is a concept used in macroeconomics, or the study of the economic transactions of broad groups such as countries....
 is the produced goods and services in an economy. A distinction is drawn between Gross Output
Gross Output

Gross Output is an economic concept used in national accounts such as the United Nations System of National Accounts and the US National Income and Product Accounts ....
 and Net output
Net output

Net output is an accounting concept used in national accounts such as the United Nations System of National Accounts and the NIPAs, and sometimes in corporate or government accounts....
.

In telecommunications

In telecommunication
Telecommunication

Telecommunication is the assisted Transmission of Signal over a distance for the purpose of communication. In earlier times, this may have involved the use of smoke signals, Drum , Semaphore line, flag signals or heliograph....
, the term output can refer to:

  1. Information
    Information

    Information as a Conveyed concept has a diversity of meanings, from everyday usage to technical settings. Generally speaking, the concept of information is closely related to notions of constraint, communication, control system, data, form, instruction, knowledge, Meaning , stimulation, pattern, perception, and knowledge representation....
     retrieved from a functional unit or from a network
    Telecommunications network

    A telecommunications network is a wiktionary:Network of telecommunications links and nodes arranged so that messages may be passed from one part of the network to another over multiple links and through various nodes....
    , usually after some processing.
  2. An output state
    State (computer science)

    In computer science and automata theory, a state is a unique configuration of information in a program or machine. It is a concept that occasionally extends into some forms of systems programming such as Lexical analysiss and parsers....
    , or sequence
    Sequence

    In mathematics, a sequence is an ordered list of objects . Like a Set , it contains Element , and the number of terms is called the length of the sequence....
     of states.
  3. Pertaining to a device, process, or channel
    Channel (communications)

    Channel, in communications , refers to the :wikt:medium used to information transfer information from a sender to a receiver ....
     involved in the production of data
    DATA

    Debt, AIDS, Trade in Africa is a multinational Non-governmental organization founded in January 2002 in London by U2's Bono along with Robert Sargent Shriver III and activists from the Jubilee 2000 Drop the Debt campaign....
     by a computer
    Computer

    A computer is a machine that manipulates Data according to a list of Code .The first devices that resemble modern computers date to the mid-20th century , although the computer concept and various machines similar to computers existed earlier....
     or by any of its components.


See also

  • Input
    Input

    Input is the term denote either an entrance or changes which are inserted into a system and which activate/modify a process. It is an abstract concept, used in the model ing, system design and system exploitation....
  • Input/output
    Input/output

    In computing, input/output, or I/O, refers to the communication between an information processing system , and the outside world ? possibly a human, or another information processing system....
  • Gross Output
    Gross Output

    Gross Output is an economic concept used in national accounts such as the United Nations System of National Accounts and the US National Income and Product Accounts ....
  • Net output
    Net output

    Net output is an accounting concept used in national accounts such as the United Nations System of National Accounts and the NIPAs, and sometimes in corporate or government accounts....