Q. until loop operates with a reverse logic as used in while loop.

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Q. Which one of the following is used for looping with a list?

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Q. Which of the following loop statements uses do and done keyword?

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Q. Which command is used for changing filename extensions?

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Q. Which command is used by the shell for manipulating positional parameters?

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Q. Which of the following option is used with set for debugging shell scripts?

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Q. The system administrator is also known as _____

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Q. Which of the following functionalities is carried by the root user?

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Q. What is the login name of system administrator?

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Q. What is the prompt for system administrator?

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Q. When we log in as root user we are placed in ____

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Q. The PATH for superuser doesn’t include current directory.

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Q. Which command is used for acquiring superuser status?

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Q. Which of the following is used for creating user’s environment?

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Q. The main reasons for the success of pipes are

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Q. Which of the following are not filter programs?

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Q. Redirection in pipes can be achieved by using

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Q. Choose the correct statement.

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Q. The command who sort - file1 > file2

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Q. If the command cat x is executed after successfully executing the command time sort filename > x, then

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