Read Shell Scripting Questions with Answers

What is a shell? What are the different types of commonly used shells on a typical linux system? What is the equivalent of a file shortcut that we have on window on a Linux system? What is the difference between soft and hard links? How will you pass and access […]


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Read What is a shell? Questions with Answers

Shell is a interface between user and the kernel. Even though there can be  only one kernel ; a system can have many shell running simultaneously . Whenever  a user enters a command  through keyboard the shell communicates with the kernel  to execute it and then display the output to […]


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Read Given a file , write a command sequence to find the count of each word. Questions with Answers

tr –s “(backslash)040” <file1|tr –s “(backslash)011”|tr “(backslash)040 (backslash)011” “(backslash)012” |uniq –c where “(backslash)040” is octal equivalent of “space” ”(backslash)011” is octal equivalent of “tab character” and “(backslash)012” is octal equivalent of newline character.


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