フリー問題

問題文

An app configuration screen shows several secret values. Which description of their separate purposes is right?

選択肢

1. One value proves that the app may open a socket, and a different value proves the workspace's own identity when it trades a code for a credential.
2. One value proves that an incoming request really came from the platform, and a different value proves the app's own identity when it trades an installation code for credentials.
3. One value proves that an incoming request indeed came from the platform, and the same value proves the app's own identity when it trades an installation code for credentials.
4. One value proves that the app may read a conversation, and a different value proves the person's own identity when they trade an installation code for a credential.