フリー問題

問題文

An NVRAM module that protects writes in flight has failed and a replacement has arrived. The engineer has to say what the replacement has to match and what the module is there to hold. Which pair states those two things?

選択肢

1. The module must be swapped in the write path, so the ordered spare matches the fitted variant and the same part holds the cached snapshot throughout that consolidation.
2. The module must be swapped in the write path, so the ordered spare matches the fitted stripe and the same part holds the cached snapshot throughout that consolidation.
3. The module must be swapped in the write path, so the ordered spare matches the fitted stripe and the same part holds the cached buffer throughout that consolidation.
4. The module must be swapped in the write path, so the ordered spare matches the fitted variant and the same part holds the cached buffer throughout that consolidation.