フリー問題

問題文

Before the full order is placed, the design is proved on site with a small number of real nodes and one gateway installed in their planned positions. Which pair states what the coverage walk checks and what that small trial proves?

選択肢

1. The model has to be proved on the real site, so the coverage walk checks the built structures and the small trial proves the whole chain in that specification.
2. The model has to be proved on the real site, so the coverage walk checks the built signals and the small trial proves the whole chain in that specification.
3. The model has to be proved on the real site, so the coverage walk checks the built signals and the small trial proves the whole column in that specification.
4. The model has to be proved on the real site, so the coverage walk checks the built structures and the small trial proves the whole column in that specification.