Several ways the Linux shell executes multiple commands

The command line can execute multiple commands at once, in the following ways:

1. Separate each command;
Note: The execution of each command will not affect the execution of other commands. In other words, each command executes,
However, there is no guarantee that each command will execute successfully.

2. Separate && between each command
Note: If the previous command executes successfully, the following command will be executed. This ensures that after all commands have been executed, the execution process is successful.
3. Between each command with | | Separated
Description: | | Is or means that only the previous command execution fails to execute the next command until the execution succeeds
a command.