# ROS Nodes

* Single purpose executable program.
* Individual compile, executed and manageable.
* Nodes are Organised in packages.
* A package can have multiple nodes.
* elaborating these points

These are some commands for ros nodes (we have to enter these commands in the terminal

```
>rosrun packagename nodename //This command is used to run the ros
>rosnode list //This command is used to get the list of ros nodes available
>rosnode info nodename //This command is used to get the info abount the node
```
