How to restrict NULL value in UNIX


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More Unix General Interview Questions

What are the benefits of running processes in the background?

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Which data structure is used to maintain the file identification?

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What is unix shell scripting used for?

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Explain what is inode?

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Explain about shell aritmetic operators and functions?

0 Answers   HCL,






Why is it that it is not advisable to use root as the default login?

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Is ios based on unix?

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How to print/display the last line of a file in Unix?

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What is unix orphan process?

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Is unix the first operating system?

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What is a "parameter card" and what is useful for?

1 Answers   Accenture,


What are unix options?

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