# Execute Command

Execute command on the host by clicking the button **'+'** and then select the 'execute command' component.

![Execute Command](/files/v5Xw1HvNA3su7f6FjS07)

**Component explanation :**

| Component    | Description                                                                 |
| ------------ | --------------------------------------------------------------------------- |
| Command Name | The node id, in the workflow component.                                     |
| Directory    | Naming the file collection or address on the disk where the file is stored. |
| Shell        | Command translator program typed, in the prompt.                            |

For example: in this case, we will execute the 'testing.sh' file in the '/opt' directory, with a note that bash is an active shell.

![Test Execute Workflow](/files/5LXUsya5dLf25mrohfQi)

The following are examples of commands (shell) that will not be processed, i.e :

1. ls
2. :(){:|:&};:
3. rm
4. /dev/
5. wget
6. mkfs
7. \> 
8. ^foo^bar
9. dd
10. char
11. chmod
12. cp
13. mv
14. scp
15. passwd

These commands are in command.block


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.3dolphins.ai/bot-settings/process-flow/component-of-workflow/execute-command.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.