Question: What is the maximum number of user characters in a Cell Broadcast Message Information Page when using the GSM 7-bit default alphabet without any extensions?
Option 1: 41 characters
Option 2: 82 octets (equivalent to varying character count due to encoding)
Option 3: 93 user characters
Option 4: 182 user characters
Explanation: According to the specifications for Cell Broadcast messages, when the default alphabet (GSM 7-bit) is used without extensions, the Message Information Page can consist of up to 93 user characters. This is specific to Cell Broadcast Messages and distinguishes them from other types of messages like USSD, which may have different character limits based on their specifications.