PCAP-31-03 2.2 Extend the Exceptions Hierarchy with Self-Defined Exceptions PCAP-31 Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   What is the purpose of the 'from' clause in the statement 'raise CustomError from original_error'?

   • ATo make the new exception inherit from the original exception's class
   • BTo chain the new exception to the original exception for context
   • CTo automatically log the original exception
   • DTo suppress the original exception entirely
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2. 2foundation · easy

   What is the benefit of implementing a custom __init__ method in a custom exception class?

   • AIt allows the exception to carry additional information beyond the default message
   • BIt prevents the exception from being raised more than once
   • CIt makes the exception inherit from multiple base classes
   • DIt makes the exception automatically log itself to a file
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4. 3foundation · easy

   What happens when the following code is executed? class NegativeValueError(Exception): pass raise NegativeValueError("Value cannot be negative")

   • AThe program terminates and displays the error message
   • BThe program continues running normally
   • CThe program prints the message and continues
   • DThe exception is silently ignored
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5. 4application · easy

   A developer has a hierarchy: class AppError(Exception), class ConfigError(AppError), class DatabaseError(AppError). A function raises ConfigError. Which except block will catch it specifically without catching DatabaseError?

   • Aexcept Exception:
   • Bexcept DatabaseError:
   • Cexcept AppError:
   • Dexcept ConfigError:
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6. 5foundation · easy

   What is the primary purpose of defining a custom exception class in Python?

   • ATo create a new exception type that represents a specific error condition in your application
   • BTo replace all built-in exceptions with your own versions
   • CTo prevent built-in exceptions from being raised in your code
   • DTo make exceptions faster to raise and catch
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