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Which command is used to delete all files in the current directory and all its sub-directories? |
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Write a command to kill the last background job? |
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What is the difference between cat and more command? |
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What is the use of ‘grep’ command? |
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What difference between cmp and diff commands? |
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Explain the steps that a shell follows while processing a command. |
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How is the command “$cat file2 “ different from “$cat >file2 and >> redirection operators ? |
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Which of the following commands is not a filter man , (b) cat , (c) pg , (d) head |
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What does the command “$ls | wc –l > file1” do? |
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What does the command “ $who | sort –logfile > newfile” do? |
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What is the significance of the “tee” command? |
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Explain the following commands. |
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Construct pipes to execute the following jobs. |
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