A control system for a vehicle comprises a throttle control module and a diagnostic module. A declarative dynamic control flow identifies a set of continuations. Thus, a server need only transmit ping signals to two other servers in the server pool at any given time. A floating electrode is electrically connected to the second repair metal layer through the repair opening, the floating electrode being electrically floated. Therefore, even if the signal of higher frequency is applied to the metal resistor, the resistor structure lower electrode is hardly affected by the parasitic capacitance thereof due to its floating condition, thereby providing improved high frequency characteristics of the device including such metal resistor. The first radio access network saves some or all the information.