29. How to display top 10 users
Who | head -10 | wc –w
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Is grep faster than awk?
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Give a regular expression that finds two things, try to come up with regular expressions that find each individually using "egrep" command?
write grep commands to select the lines that have exactly two characters
what are the differences between CUI and GUI interfaces?
52 Answers College School Exams Tests, HCL, HP, IBM, IBMR, NIIT, Talco, Wipro,
Explain command to display different lines that are found when compare two files?
in a growing log file how will you see the 1st 99 lines?
what is the function of grep command?
What does the “echo” command do?
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distinguish between physical addresses and logical address?
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how to make IGNITE-BACKUP in HP-UX?
Unix Commands 
