distinguish between physical addresses and logical address?

3 Answers   Infosys,

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Write a command to display a file’s contents in various formats?

0 Answers  

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what are wild cards?

2 Answers  

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Who command in unix operating system?

0 Answers  

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hi i have directories within the directory. Now i want to copy the directory along with all directories included in it to one location by using copy command? what is the command

2 Answers   ACS, Span Systems,

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Which command is used to create a directory?

0 Answers  

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Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?

0 Answers  

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How do you remove a crontab file?

6 Answers  

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distinguish between multi-tasking,multi-user,multi- processing and time sharing?

4 Answers   Infosys, Nikhil Construction,

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29. How to display top 10 users Who | head -10 | wc –w

4 Answers   TCS,

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Why is it called a shebang?

0 Answers  

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What is the different between UNIX command and UNIX shell script?

2 Answers  

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