If a mobile enters a new cell while in a call, it performs a a$.$ Cell update b$.$ Location update c$.$ Handover d$.$ Cell reselection GSM use a$.$ FDMA b$.$ CDMA and TDMA c$.$ TDMA d$.$ FDMA and TDMA In which class the mobile attached to both GSM and GPRS services, but it can only operate in one of the two services at a time? a$.$ class A b$.$ Class B c$.$ Class C The band width spacing for $3$ G mobile system is a$.2$ MHz b$.3$ MHz c$.4$ MHz d$.5$ MHz The multipie access used in $3$G system is a$.$ FDMA b$.$ TDMA c$.$ CDMA The in door data rate of the $3$G system is