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call Last modified: Thursday, April 15, 2004

(v.) To invoke a routine in a programming language. Calling a routine consists of specifying the routine name and, optionally, parameters. For example, the following is a function call in the C programming language: printf("Hello") The name of the function is printf and the parameter is "Hello." This function call causes the computer to display the word Hello on the display screen. A routine that invokes another routine is sometimes referred to as the calling routine . The routine that is invoked is referred to as the called routine. (n.) (1) An invocation of a routine. (2) The formation of a voice or data transmission connection between two endpoints.