Question Completion Status: QUESTION 1 Which of the following features is offered by GPRS O a. TOMA based multiplexing O b. Global roaming c. Instant messaging Od. Al the above QUESTION 2 Which of the following functions is not handled by the EPC? O a. Managing user's mobility O b. Allocating radio resources to users O c Network management and maintenance Od. None of the above QUESTION 3 Which technology was not used in pre-cellular mobile networks? O a. Push to talk O b. Advanced mobile telephone system O . Advanced mobile phone service Od. None of the above QUESTION 4 Which types of sattelites move slowly and used mainly for navigation O a GEO Ob. LEO . Od MEO QUESTIONS Which of the following is not true about higher frequencies? a. Can pass obstacles Ob. Travel in line-of-sight Oc Can get absorbed by the rain Od. None of the above QUESTION 6 Which layer in the LTE protocol is responsible for error control O a RRC O b. PDCP ORLC Od. PHY QUESTION 7 If the total number of channels in a cluster is 120 and each cell has 20 channels, then the frequency reuse factor is QUESTIONS AMPS cellular standard uses as the multiple access method to minimize interference QUESTIONS In LTE, the is responsible for connecting the core network with other networks QUESTION 10 The Interface is used for communicating information between the core network and the RAN QUESTION 11 protocol defines mobility management procedures for handling bluetooth devices, QUESTION 12 -scale fading represents the changes in the signal over a short distance