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Shell Scripting Interview Questions


Shell Scripting Interview Questions

Questions: 44
Comments: 198
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 Shell Scripting Interview Questions
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Latest Answer: $# returns the number of parameters that are passed to a shell script$? returns the exit code of the last executed command (0 : Successful, 1 or other: Failed) ...

Latest Answer: it is a questional parameter ...

If you have a string "one two three", Which shell command would you use to extract the strings?

Latest Answer: global variable is created using export command in ksh - export x='name' In csh its created using setenv command-setenv x 'name'this 'x' variable will be visible in current shell as well as in child shell also.local variable ...

Latest Answer: We can do this efficiently through awk script awk '{        if (NF == 0)        {          print "Here comes the empty line"           ...

Latest Answer: 1st step$ cat > cmdfile//     0              4            ...

Latest Answer: If you mean open a file in Unix which has read-only permission... then you open it the same way you open any other file.  The system will simply prevent you from writing to it.If you mean open a file in Unix such that you can not write to the file, ...

Latest Answer: Broadly categorised in 3 for  while until ...

Latest Answer: by using  :                 exec

When you login to a c shell, which script would be run first? (before the terminal is ready for the user)

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