What is the function of grep command in unix?
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what will this do $cat > file.c ?(file.c is a file in current directory)
write grep commands to select the lines that have exactly two characters
Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.
How does one process we can start an executable file? How to get the PID process, which we started?
Is there any method to erase all files in the current directory, along with its all sub-directories, by using only one command?
How can you see the command line history?
describe the escaping sequence characteres in unix
distinguish between interrupts and exceptions?
How do I use nslookup?
distinguish between user mode and kernel mode?
What is the use of awk command in unix?
what are the different commands used to create files?