Q. ____ command allows superuser to communicate with users.

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Q. ____ command is used for setting limits on file size.

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Q. The access to the use of at and batch is restricted and controlled by ___ and ____

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Q. If both at.allow and at.deny are not present, only the system administrator can access at and batch command.

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Q. ____ command is used by the superuser for changing root’s password.

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Q. Applications of Shell programming include

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Q. The name of the Unix scheduling utility is

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Q. Examples of repetitive tasks performed by system administrators

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Q. Another term for shell programs is

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Q. Shell programs are

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Q. A shell program is a

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Q. The Unix slang for " #! " is

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Q. Comments in a shell program are important because

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Q. Which of the following is not true of program variables

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Q. Flow control in a shell program allows parts of a shell program to be executed

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Q. Variable names may not include

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Q. Variable names may begin with

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Q. Variable names should be

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Q. A common variable type is

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Q. Array values when assigned must be surrounded by

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