| a. PSCN (Packet Switched Core Network) |
| b. CSCN (Circuit Switched Core Network) |
| c. UTRAN (Universal Terrestrial Radio Access Network) |
| d. All the above |
| Answer: All the above |
| a. PSCN (Packet Switched Core Network) |
| b. CSCN (Circuit Switched Core Network) |
| c. UTRAN (Universal Terrestrial Radio Access Network) |
| d. All the above |
| Answer: All the above |