option switch

option switch

[′äp·shən ‚swich]
(computer science)
A DIP switch or jumper that activates an optional feature.
A software parameter that overrides a default value and thereby activates an optional feature. Also known as option toggle.
References in periodicals archive ?
In fact, other than the "option switch bug," (note on "option switch": The option switch problem occurred when a board worker pressed an inappropriate sequence of buttons on the option switch panel.
Option Switch Improvements - The software upgrade eliminates the need for protective covers to prevent the errant pushing of buttons and option switches which occurred in some New Jersey counties during the February 2008 primary elections.