フリー問題

問題文

Two offices in different cities hold the same records, and clients reach them through one name. The brief asks how much data may be lost after one office goes dark and what the clients must not have to change at that moment. Which pair states what the remote copy settles and what the shared namespace settles?

選択肢

1. The two sites hold the same records, so the remote copy shortens the cable run and the shared namespace hides the failed location in that documentation.
2. The two sites hold the same records, so the remote copy shortens the cable run and the shared namespace hides the failed enclosure in that documentation.
3. The two sites hold the same records, so the remote copy shortens the recovery window and the shared namespace hides the failed enclosure in that documentation.
4. The two sites hold the same records, so the remote copy shortens the recovery window and the shared namespace hides the failed location in that documentation.