There is no traditional 'execute' command in Unix.
Essentially, a command in Unix is a program that you execute for a certain purpose. It could be anything, from a shell script, to copying or deleting files, etc.
In Unix, use the 'man' command.
Use the command 'passwd'
Use tr:cat file | tr '[:upper:]' '[:lower:]'
cat /proc/version The above answer will only work on certain systems. For most Unix systems, use the 'uname' command to get the Unix version. AIX uses the oslevel command.
I don't know about a SEQ command, but the 'seq' command in Unix will print a sequence of numbers from first to last, with a given increment. Use the 'man seq' command to find out how to use it.
Use useradd command
The command you should type at the shell prompt or command prompt depends on what you want to accomplish. For example, to display the current directory, you can use pwd in Unix/Linux or cd without arguments in Windows. To list files, type ls in Unix/Linux or dir in Windows. Always ensure you have the appropriate permissions for the commands you intend to execute.
Use the 'mkdir' command
For Unix/Linux, use the command 'cd /' For Windows, you can also use the same command or 'cd \'
tail -10 anyfile | wc
To create a user group in a Unix-like operating system, you can use the groupadd command followed by the desired group name. For example, the command groupadd mygroup will create a new group named "mygroup". Make sure to have the necessary administrative privileges to execute this command.