Here are some common questions you may encounter in a ColdFusion interview:

1. What is ColdFusion and what is it used for?
2. Can you describe the architecture of a ColdFusion application?
3. What is the difference between ColdFusion and other web development languages such as PHP or ASP.NET?
4. How do you debug a ColdFusion application?
5. Can you explain the differences between ColdFusion Standard and Enterprise editions?
6. What are the benefits of using ColdFusion?
7. Can you explain how you would use ColdFusion to interact with a database?
8. Can you describe the difference between client and server-side scripting in ColdFusion?
9. How would you optimize a ColdFusion application for performance?
10. What are some best practices for ColdFusion development?

It’s important to also be familiar with ColdFusion development concepts such as variables, functions, tags, loops, conditionals, and error handling, as well as other related technologies like HTML, CSS, JavaScript, and SQL.

Here are some additional questions that can be asked in a ColdFusion interview:

1. Can you describe how to secure a ColdFusion application?
2. Can you describe how to implement user authentication and authorization in ColdFusion?
3. How do you handle exceptions and error handling in ColdFusion?
4. How do you implement caching in ColdFusion?
5. Can you explain how to integrate ColdFusion with other technologies such as Web Services or REST APIs?
6. How do you implement file uploads and downloads in ColdFusion?
7. Can you describe how to work with ColdFusion components (CFCs)?
8. How do you implement email functionality in ColdFusion?
9. Can you describe how to use ColdFusion with MVC frameworks such as Model-Glue or ColdBox?
10. How do you implement search functionality in a ColdFusion application?

It’s important to also be familiar with related technologies such as web security, databases, and web services. Additionally, knowledge of software development best practices such as version control, testing, and deployment is important for a successful ColdFusion developer.