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Unix command practice

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Reference no: EM131144155

Assignment No 2: (Unix Command Practice):-

Ques 1: Give me 2 example of strings that would match the following regular expressions: a*b*c
^

I

want

ate$

h[aeiou]t


Ques 2: Assuming that a file's current permission are rwx r-- r-x , specify chmod expression required for this change

Ques 3: Your application home directory is full? How will you find which directory is taking how much space?

Ques 4: How do you find for how many days your Server is up?

Ques 5: How to check if a file is present in a particular directory in Unix?

Ques 6: You have an IP address in your network. How will you find hostname and vice versa?

Reference no: EM131144155

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