Which of the following contacts may be confirmed through the Logbook of The World (LoTW)?
The correct answer is D: All these choices are correct. Which of the following contacts may be confirmed through the Logbook of The World (LoTW) include: special event contacts between stations in the US, contacts between a US station and a non-US station, and contacts for Worked All States credit. All these contact types can be confirmed through LoTW. For amateur radio operators, this is important for log confirmation. Understanding this helps when using LoTW.
Exam Tip
All contact types can be confirmed through LoTW: special event, international, WAS. When all listed contact types can be confirmed through LoTW, 'all of the above' is usually the answer. LoTW can confirm all these contact types.
Memory Aid
"All contact types can be confirmed through LoTW: Special event, International, WAS. Think 'A'll 'L'oTW 'C'onfirmations. LoTW can confirm all these contact types. Important for log confirmation."
Real-World Application
Logbook of The World (LoTW): It can confirm special event contacts between stations in the US, contacts between a US station and a non-US station, and contacts for Worked All States (WAS) credit. LoTW is a comprehensive log confirmation system that handles all these contact types. This is what can be confirmed - all these contact types through LoTW.
Key Concepts
Why Other Options Are Wrong
Option A: While correct, this is incomplete. International contacts and WAS contacts can also be confirmed.
Option B: While correct, this is incomplete. Special event and WAS contacts can also be confirmed.
Option C: While correct, this is incomplete. Special event and international contacts can also be confirmed.
题目解析
The correct answer is D: All these choices are correct. Which of the following contacts may be confirmed through the Logbook of The World (LoTW) include: special event contacts between stations in the US, contacts between a US station and a non-US station, and contacts for Worked All States credit. All these contact types can be confirmed through LoTW. For amateur radio operators, this is important for log confirmation. Understanding this helps when using LoTW.
考试技巧
All contact types can be confirmed through LoTW: special event, international, WAS. When all listed contact types can be confirmed through LoTW, 'all of the above' is usually the answer. LoTW can confirm all these contact types.
记忆口诀
All contact types can be confirmed through LoTW: Special event, International, WAS. Think 'A'll 'L'oTW 'C'onfirmations. LoTW can confirm all these contact types. Important for log confirmation.
实际应用示例
Logbook of The World (LoTW): It can confirm special event contacts between stations in the US, contacts between a US station and a non-US station, and contacts for Worked All States (WAS) credit. LoTW is a comprehensive log confirmation system that handles all these contact types. This is what can be confirmed - all these contact types through LoTW.
错误选项分析
Option A: While correct, this is incomplete. International contacts and WAS contacts can also be confirmed. Option B: While correct, this is incomplete. Special event and WAS contacts can also be confirmed. Option C: While correct, this is incomplete. Special event and international contacts can also be confirmed.
知识点
Logbook of The World, LoTW, Contact confirmation, Special event contacts
Verified Content
Question from official FCC Extra Class question pool. Explanation reviewed by licensed amateur radio operators.