What is the primary purpose of an Amateur Radio Emergency Data Network (AREDN) mesh network?
The correct answer is C: To provide high-speed data services during an emergency or community event. The primary purpose of an Amateur Radio Emergency Data Network (AREDN) mesh network is to provide high-speed data services during an emergency or community event. AREDN creates wireless mesh networks for data communications during emergencies. For amateur radio operators, this provides internet-like services when normal infrastructure is down. Understanding this helps when planning emergency communications.
Exam Tip
AREDN purpose = high-speed data services during emergency/community events. Think 'A'REDN = 'A'mateur 'R'adio 'E'mergency 'D'ata 'N'etwork. Provides high-speed data services during emergencies or community events. Not for repeaters, propagation data, or DX spotting - just emergency data.
Memory Aid
"AREDN purpose = high-speed data services during emergency/community events. Think 'A'REDN = 'A'mateur 'R'adio 'E'mergency 'D'ata 'N'etwork. Provides high-speed data services during emergencies. Mesh network for data communications."
Real-World Application
During a disaster, normal internet infrastructure is down. AREDN mesh networks provide high-speed data services - email, file transfer, web browsing - using amateur radio frequencies. Multiple nodes create a mesh network, providing internet-like services when normal infrastructure fails. This is AREDN's primary purpose.
Key Concepts
Why Other Options Are Wrong
Option A: Incorrect. AREDN isn't for FM repeater coverage - it's a data network, not a voice repeater system. AREDN provides data services.
Option B: Incorrect. AREDN isn't for propagation data monitoring - it's for data communications, not propagation monitoring. Different purpose.
Option D: Incorrect. AREDN isn't for DX spotting - it's for data communications during emergencies, not DX reporting. Different function.
题目解析
The correct answer is C: To provide high-speed data services during an emergency or community event. The primary purpose of an Amateur Radio Emergency Data Network (AREDN) mesh network is to provide high-speed data services during an emergency or community event. AREDN creates wireless mesh networks for data communications during emergencies. For amateur radio operators, this provides internet-like services when normal infrastructure is down. Understanding this helps when planning emergency communications.
考试技巧
AREDN purpose = high-speed data services during emergency/community events. Think 'A'REDN = 'A'mateur 'R'adio 'E'mergency 'D'ata 'N'etwork. Provides high-speed data services during emergencies or community events. Not for repeaters, propagation data, or DX spotting - just emergency data.
记忆口诀
AREDN purpose = high-speed data services during emergency/community events. Think 'A'REDN = 'A'mateur 'R'adio 'E'mergency 'D'ata 'N'etwork. Provides high-speed data services during emergencies. Mesh network for data communications.
实际应用示例
During a disaster, normal internet infrastructure is down. AREDN mesh networks provide high-speed data services - email, file transfer, web browsing - using amateur radio frequencies. Multiple nodes create a mesh network, providing internet-like services when normal infrastructure fails. This is AREDN's primary purpose.
错误选项分析
Option A: Incorrect. AREDN isn't for FM repeater coverage - it's a data network, not a voice repeater system. AREDN provides data services. Option B: Incorrect. AREDN isn't for propagation data monitoring - it's for data communications, not propagation monitoring. Different purpose. Option D: Incorrect. AREDN isn't for DX spotting - it's for data communications during emergencies, not DX reporting. Different function.
知识点
AREDN, Mesh networks, Emergency data, Emergency communications
Verified Content
Question from official FCC General Class question pool. Explanation reviewed by licensed amateur radio operators.