Exception Handling in Python — Important Questions

try-except block, try-except-else block, try-except-finally block

Python provides try-except, try-except-else, and try-except-finally blocks for exception handling. If-else and while-except are not valid exception handling structures.

True

The finally block is designed to execute cleanup code that must run regardless of whether an exception occurred. It always executes, making it perfect for tasks like closing files.

IndexError, NameError, TypeError

IndexError, NameError, and TypeError are all built-in exceptions provided by Python. MyCustomError would be a user-defined exception, not a built-in one.

It tests a condition and raises AssertionError if false

The assert statement evaluates a condition and raises AssertionError if the condition is false. It's commonly used for debugging and testing assumptions in code.