linux系统中，以下显示结果不同的是（）。
A: Aecho The current working path is $PWD.
B: Becho 'The current working path is $PWD.'
C: Cecho "The current working path is $PWD."
D: Decho "The current working path is `pwd`."
A: Aecho The current working path is $PWD.
B: Becho 'The current working path is $PWD.'
C: Cecho "The current working path is $PWD."
D: Decho "The current working path is `pwd`."
举一反三
- linux系统中，以下显示结果不同的是（）。 A: echo The current working path is $PWD. B: echo 'The current working path is $PWD.' C: echo "The current working path is $PWD." D: echo "The current working path is `pwd`."
- linux系统中，以下显示结果不同的是（）。 A: echo The current working path is $PW B: echo 'The current working path is $PW' C: echo "The current working path is $PW" D: echo "The current working path is `pwd`."
- There are fpp.m files in both the current folder and the search path, so when you type fpp in the command window, the file that will be executed is ( ). A: The fpp.m file in the search path will be executed at first, then the fpp.m file in the current folder be executed B: The fpp.m file in the search path C: The fpp.m file in the current folder will be executed at first, then the fpp.m file in the search path be executed D: The fpp.m file in the current folder
- 环境变量HOME代表（），PATH代表（），UID代表（），PWD代表（）。
- 如要查看当前所在路径,除了用命令pwd外还可运行以下哪个命令? A: echo${PATH} B: echopwd C: echo$pwd D: echo${PWD}