operator.

تعريف operator. في الإنجليزية الإنجليزية القاموس.: o; op; A telecommunications facilitator whose job is to establish temporary network connections; A member of a military Special Operations unit; A function or other mapping that carries variables defined on a domain into another variable or set of variables in a defined range; The administrator of a channel or network on IRC; one who works with or controls some machine or scientific apparatus; {n} one who operates, one who effects; a word or symbol, such as + or AND, used in a query which indicates an operation to be performed on one or more words or phrases; Unsung heroes Computer operators at many sites worked long and hard to keep big machines running and users happy This is a fast-vanishing profession See also pl1_operators_; A person who is adept at making deals or getting results, especially one who uses questionable methods; The operator (or 'op') is the moderator of the chat room discussion The operator has the power to choose who joins the channel, and can kick off people who abuse the system An operator can also give 'op' privileges to other people in the channel The first person to enter the channel automatically becomes an operator; The symbol that expresses the operation to be performed; called also facient; If you call someone a good operator, you mean that they are skilful at achieving what they want, often in a slightly dishonest way. one of the shrewdest political operators in the Arab World. see also tour operator; The unit of computation in Ninja In its most general form, an Operator is a computer program that can be named and the physical resources needed for which can be described An Operator can be anything from a Java applet to a Win32 executable to a large parallel program written in Fortran Ninja will define certain kinds of Operators which have special properties (such as scalability, fault tolerance, etc ) For example, we will often work with Operators written as Java classes, so that the code is portable and mobile and uses strong typing The point is that this definition is meant to be overly generic so we can talk about Operators living in all kinds of places: On big clusters, on small units -- then the real discussion turns to what properties those Operators have; The organization that operates and maintains a particular project Federal dams were built and are operated by the U S Army Corps of Engineers (COE) or the U S Bureau of Reclamation (USBR); or Batch Operator is a person authorized to use some but not all of the restricted capabilities of the batch system; A person, acting for himself or as an agent for others and designated to the Commission as the one who has the primary responsibility for complying with its rules and regulations in any and all acts subject to the jurisdiction of the Commission; A prokaryotic regulatory element that interacts with a repressor to control the transcription of adjacent structural genes; An operator is a person who connects telephone calls at a telephone exchange or in a place such as an office or hotel. He dialled the operator and put in a call for Rome; A control operator or a redirection operator See section Redirections, for a list of redirection operators; One who, or that which, operates or produces an effect; Term used to describe a company appointed by venture stakeholders to take primary responsibility for day-to-day operations for a specific plant or activity; Another name for Chinese whispers; A DNA region at one end of an operon that acts as the binding site for repressor protein A DNA sequence that is recognized by a repressor protein or repressor-corepressor complex When the operator is complexed with the repressor, transcription is prevented; A search modifier used to refine the relationship between your search term(s) The three major operators are AND, OR and NOT; An operator is a person who is employed to operate or control a machine. computer operators; a shrewd or unscrupulous person who knows how to circumvent difficulties; An operator is a person who operates WebCheckout at a checkout center on behalf of patrons, in the same way a sales clerk operates the cash register on behalf of the customer of a store There are four basic levels of operators: administrators, assistants, technical staff, and window workers; A reserved word or character used to limit or expand your search Frequently used operators include AND, OR, NOT, *, and ? For example, steam AND generator finds all documents containing both terms (ignoring documents that contain only steam or generator, but not both) Use quotation marks or parentheses to force a search of the operator itself: a search for steam "and" generator will find all documents containing any one or more of the three terms steam, generator, and and To force a search of an entire phrase as a whole (and create any included operators as words), enclose it in quotation marks: "steam and generator" or parentheses (steam and generator) The alphabetical case of the operator does not matter Alphabetical operators other than AND, OR, and NOT must be enclosed in brackets <> to be recognized (such as <CONTAINS>, <MATCHES>, <NEAR>, <NEAR/x>, <STARTS>, and <ENDS>); a word or symbol, such ~ or AND, used in a query which indicates an operation to be performed on one or more words or phrases; The part of an operator expression that determines the particular relationship of the operands to the expression's value See the chapter on Expressions; One who operates; One who performs some act upon the human body by means of the hand, or with instruments; An operator is a person or a company that runs a business. `Tele-Communications', the nation's largest cable TV operator; {i} one who activates; worker of a telephone switchboard; worker; operation symbol, character which signifies a logical or mathematical operation between several numbers (Computers); (1) A symbolic expression that indicates the action to be performed in an expression; operator types include arithmetic, relational, and logical (2) In Fortran 90, an operator indicates a computation that involves one or two operands Fortran 90 defines several intrinsic operators (for example, +, -, *, /, ** are numeric operators, and NOT , AND , and OR are logical operators) Users also may define operators for use with operands of intrinsic or derived types; (mathematics) a symbol that represents a function from functions to functions; "the integral operator"; a speculator who trades aggressively on stock or commodity markets; An operator is an operation which has one or two operands A unary operator is written before an operand; a binary operator is written between two operands This notation is a special kind of function call An operator can be declared as a function Many operators are implicitly declared by the declaration of a type (for example, most type declarations imply the declaration of the equality operator for values of the type); a word or symbol, such + or AND, used in a query which indicates an operation to be performed on one or more words or phrases; an agent that operates some apparatus or machine; "the operator of the switchboard" someone who owns or operates a business; "who is the operator of this franchise?" a speculator who trades aggressively on stock or commodity markets (mathematics) a symbol that represents a function from functions to functions; "the integral operator; An operator is a short hand method for defining an operation between one or more values The addition operator is written using the plug sign(+) Other operators include multiply(*), division(/), etc; An Operator is responsible for the routine operation of the CA equipment and operations such as system backups and recovery or changing recording media; - An employee of a transit system who spends his or her working day in the operation of a vehicle, e g , bus driver, streetcar motorman, trolley coach operator, cablecar gripman, rapid transit train motorman, conductor, etc; an agent that operates some apparatus or machine; "the operator of the switchboard"; A central clearing facility which provides distribution and settlement of ACH transactions ACH operators clear debits and credits electronically, rather than through the physical movement of checks Currently there are four ACH Operators: the Federal Reserve System, which clears approximately 80% of all ACH transactions, Visanet ACH, New York ACH, and American ACH; A dealer in stocks or any commodity for speculative purposes; a speculator; someone who owns or operates a business; "who is the operator of this franchise?"; a speculator who trades aggressively on stock or commodity markets (mathematics) a symbol that represents a function from functions to functions; "the integral operator; The person who is responsible for maintaining and running a Web site; A special word or symbol typed between the words in search criteria Operators are used to modify the way the search engine treats those words For example, there are operators to match special patterns, look for word variants, and so on For a complete description of the operators available, see Search Syntax