How do I find previous commands in unix?
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Enlist some filename manipulation commands in unix.
in UNIX ,What is the command to view contents of a large error log file?
in UNIX,How do you check for processes started by particular user suppose the user name is 'suresh'?
what is the use of "fg" command ?
Assume that a file’s permissions give you read and write access. What operations can you perform on the file if it is in a directory which has “r”(read) only process? What operations can you perform on the file if it is in a directory which has “x”(execute) only access?
How to view the hidden files in /etc directory?
How can you change the owner or group of a file?
What do chmod command do?
What does the command '$ls | wc –l > file1' do?
How do you stop a running process?
what are the uses of filters?
distinguish between multi-tasking,multi-user,multi- processing and time sharing?
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