Q. Shell provides us with an interface to the operating system.

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Q. On a UNIX system, there can be ____ shells running simultaneously.

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Q. There can be multiple kernels on a single UNIX system.

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Q. The prompt issued by the shell is called ______

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Q. In UNIX there are ___ major types of shells.

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Q. What is the default symbol for command prompt in Bourne shell?

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Q. What is the default symbol for command prompt in C shell?

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Q. Which one of the following command will display the name of the shell we are working on?

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Q. Which shell is the most common and best to use?

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Q. Which command does not terminates unless we log out of the system?

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Q. In Shell’s interpretive cycle, the shell first scans for ____ in the entered command.

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Q. Which of the following expression is a correct wildcard pattern if we want an expression in which the last character is not numeric?

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Q. The shell waits for the command to complete and normally can’t do any work while the command is executing.

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Q. Which of the following is/are true about Shell?

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Q. To change the login shell in some system (like Linux) we can use ____ command.

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Q. Wildcards are special characters which are used to replace or represent one or more characters.

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Q. Which of the following is not a wild-card?

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Q. What does the following command do?
$ echo *

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Q. Which command would be most suitable to remove the following files?
dirx diry dirz dirzw

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Q. Which of the following files will not be deleted using “rm chap??” ?

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