Enter: builtins to get a list of all built-in-utilities, including a short description
Enter: cd to change directory to the user's home directory
Enter: cd .. to move to the parent directory
Enter: cd <path> to move to the entered path
Try your self! ;) (same as clear, but with a twist)
Enter: dump to get a list of all entries of symbol table
Enter: exit to terminate the shell instance
Enter: ht to get an indexed list of the previously typed commands
Enter: ht <index> to execute the command at the specified position in the history\
Up and down arrow keys can be used whenever in a prompt to navigate the history (as used in other shells).
Enter: ? <history approach> and press tab to autocomplete from history approach to a previously entered command. Example: ? fr -> press tab. Will autocomplete to free if free has been previouly entered.
Enter: <command approach> and press tab to autocomplete a command if unique or get a list of possible matches
Enter: <command> <approch> and press tab to autocomplete to a directory or file if unique or get a list of possible matches