How can we use grep command in unix?
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How to display no of records in oracle using unix command?
Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?
distinguish between multi-tasking,multi-user,multi- processing and time sharing?
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Which RAID Levels supported by LVM?
What are awk commands?
How will you know who are the users logged in to the system before 15 minutes?
The rm command removes links to file. What does this mean? How then is a file deleted from the file system?
Give a regular expression that finds two things, try to come up with regular expressions that find each individually using "egrep" command?
What is the pipe command?
Can a process kill itself in UNIX/or in its various versions?
Which is the command used to find out currently executing Process in UNIX?
What is the command to compare two files in unix?