What is $$ in shell script?
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you wish to create a link to the /data directory in bob's home directory so you issue the command ln /data /home/bob/datalink but the command fails. What options hould you use in this command line to be successful.
Describe the mknod command and when you’d use it.
What does uname command do?
What does the command env do?
My linux machine is crashed due to root file system, I need not to bother about the root file system, but i need to take care of /etc, /usr, like that.,, can i recover these file systems?
What command used for showing user info like Login Name, Canonical Name, Home Directory,Shell etc..?
Write a command that will do the following: -look for all files in the current and subsequent directories with an extension c,v -strip the,v from the result (you can use sed command) -use the result and use a grep command to search for all occurrences of the word orange in the files.
How do I set permission to run in linux?
What are the basic commands in LINUX?
how many limitations of under directories in ext2/3 linux file system?
How do I find old commands in linux?
what is a command to display top 10 users who are using Huge Space?