In TLDP tutorial about the kernel, it is saying that all shell commands except cd and pwd are binary executables. If cd and pwd are not so, then what are they?? NB: Mail server was down from yesterday, uptill now :-( . If someone had replied for this pls do resend it. -- Jagadeesh Bhaskar P <jbhaskar@xxxxxxxxxxxx> -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/