What is grep and how do you use it?
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what are filters?
what do you understand by 'building block primitive'?
How i'll delete a particular line from the file? Please give answer as soon as possible. Thanks in advance.
What do you mean by zambie process?
Give a regular expression that finds two things, try to come up with regular expressions that find each individually using "egrep" command?
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
Explain command to display different lines that are found when compare two files?
How do you find out all processes that are currently running in UNIX OS?
how unix kernel distinguishes between a normal file and device file ?
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What command a user use to view a long text file one page at a time in UNIX?
what is the advaantage of each user having its own copy of the shell?
what does the job command do?