Question: What command lists all of your environment variables? a. printeny b. show env c. show alleny Please G d. printenv QUESTION 7 When you want

What command lists all of your environment variables? a. printeny b.

What command lists all of your environment variables? a. printeny b. show env c. show alleny Please G d. printenv QUESTION 7 When you want to reference an environment variable you use what character in front of the variable name? a. & b.@ c. $ d. 96 QUESTION 8 1 points What does the pipe (1) command do? a. None of the above. b. A mechanism by which the input of one program can be sent as the output to another program, C. A mechanism by which the output of one program can be sent as the input to another program. d. A mechanism by which the output and input to one program

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