10.4.2. Running the Program

Try these first

1. 1.

   What command is used to run a Java program?

   Hint

   Think of the class where the main method exists.

2. 2.

   How do you execute a Python script named script.py?

   Hint

   Remember to include the file extension.

3. 3.

   What command do you use to run a Java program?

   • java run
   • java execute
   • java Main

   Hint

   Remember, it's about executing the compiled class.

4. 4.

   You need to execute a Python script 'app.py'. What command will you use?

   Hint

   Start with 'python' and then add the script name.

5. 5.

   You wrote a complex Java application and used java AppName to execute it, but received a 'Class Not Found' error. What steps can you take to troubleshoot?

   Hint

   Revisit the `javac` command to ensure it ran without issues.

6. 6.

   While executing a Python script, you encounter an 'ImportError'. Describe the steps to resolve it and prevent it in the future.

   Hint

   Think about where you are running the script and which environment it is set up for.