Question: What does the coding value '01' represent in the EFHPLMNDAI (HPLMN Direct Access Indicator) file, as per 3GPP specifications for USIM applications?
Option 1: HPLMN Direct Access Indicator is set to a default state
Option 2: HPLMN Direct Access Indicator is enabled
Option 3: HPLMN Direct Access Indicator is temporarily disabled due to network conditions
Option 4: Reserved for Future Use (RFU) in current USIM specifications
Explanation: According to the 3GPP specifications, the coding value '01' indicates that the HPLMN Direct Access Indicator is enabled, influencing how the User Equipment interacts with its Home Public Land Mobile Network, particularly relevant in WLAN interworking protocols.