PLEASE I need step by step how i write the commands and each one is for which point.

Write TWO scripts Files in Linux including at least 3 of the following ideas: Search for words given by a user in a previously created file. Sort a file .Change the IP address and MAC address of a file. GUI (Graphical User Interface) game. Search for files based on its names or extensions in certain folder. Create users read from the keyboard and add these users to groups. Change password for users . Commands based games.