How to know a process is a zombie or orphan process?

3 Answers   Perot Systems,

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If we want to see first 35 lines of a file which command we have to use?

8 Answers  

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Assume the following files are in the working directory prompt> ls -l tasks -rw-r--r-- 1 alex student 1423 Feb 21 14:01 tasks What command can Alex use to give everyone permission to write to the file? What will the ls -l command display if he does so?

10 Answers   Infosys,

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What command a user use to view a long text file one page at a time in UNIX?

8 Answers   IBM,

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How to setup sudo, only can use for particular date & time only ( for solaris10 )

1 Answers   ups,

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Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

0 Answers  

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What is the syntax of grep command and what is its use?

6 Answers  

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What does mkdir up2date; touch outdated up2date do?

2 Answers  

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Who command in unix?

0 Answers  

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what is the use of the hidden files?

3 Answers  

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Describe the zip/unzip command using gzip.

0 Answers  

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What is an Unix command to convert HEX value to ASCII value located in any flat file.

2 Answers  

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