Meaning – The term response time, refers to the elapsed time between the end of an inquiry or demand on a computer system and the beginning of the response; for example, the length of time between an indication of the end of an inquiry and the display of the first character of the response at a user terminal.
Used as a measurement of system performance, response time may refer to service requests in a variety of technologies. Low response times may be critical to successful computing.
Example of usage – “Accounting for time demands made on a computer system can take many different forms. In computer networking, for instance, response times between two systems can be measured and viewed using such commands as ping or traceroute.”