You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "getquestionsbyexam", "description": "Fetches exam questions for a specified exam using the Tech Exams API.", "parameters": {"exam": {"description": "The exam identifier for which the questions are to be retrieved.", "type": "str", "default": "PT0-001"}}}, {"name": "star", "description": "Fetches full information about a star given its ID from the Stars API using RapidAPI.", "parameters": {"is_id": {"description": "The ID of the star to fetch information about.", "type": "str", "default": "4"}}}]
I'm preparing for my AWS Certified Solutions Architect Associate exam. Can you fetch me some practice questions related to this exam? Also, I'm a huge astronomy enthusiast, can you provide me with detailed information about the Polaris star?
user
assistant
[{"name": "getquestionsbyexam", "arguments": {"exam": "AWS Certified Solutions Architect Associate"}}, {"name": "star", "arguments": {"is_id": "Polaris"}}]