GSM and CDMA are two types of what?

GSM and CDMA are two types of what?

• A. Cellular networks
• B. Mobile operating systems
• C. Wireless protocols
• D. SIM cards

Answer: (A)

GSM and CDMA are about how mobile networks enable wireless communication. They are radio access technologies that define the air interface and how the network manages calls and data for mobile devices. They’re not mobile operating systems, SIM cards, or general wireless protocols. Together, they describe two different cellular network approaches, so the best answer is that they are cellular networks.

GSM and CDMA are about how mobile networks enable wireless communication. They are radio access technologies that define the air interface and how the network manages calls and data for mobile devices. They’re not mobile operating systems, SIM cards, or general wireless protocols. Together, they describe two different cellular network approaches, so the best answer is that they are cellular networks.