Introduction to UNIX/Linux

1. Enter a # before a command and press [enter]. What do you see, and how do you think you can take advantage of the behavior?

2. Where are the commands used by the system administrator?

3. If you find the echo command in /bin, would you still call it an external command?

4. Reduce the number of keystrokes to execute this command: tar -t -v -f /dev/fd0

5. What do the | and the three dots in SYNOPSIS section of these man pages indicate as shown below

6. Your system doesnt have the apropos command. What will you do?

7. Which command does the nonprivileged user use to change the system date and time?