Question 1. Compiling, linking, and executing program - cc, vi, cat, running program
Question 2. Using system call functions: fork, getpid and getppid and commands: cc, vi, cat
Question 3. Make Utility - Commands: make, pwd, mkdir, cd, ls, touch, cat, PATH
Question 4. ftp - ftp commands
Question 5. Networking commands - mailx, finger, rwho, ps, grep, ping, mount, netstat, cat
Question 6. Backup and Restore Using cpio and find Commands.