Exceptions · interview question
Why does throwing an IllegalArgumentException in a method help in practice?
Multiple choiceMediumchapter-6-curatedpremiumexceptionsfail-fast-validation
Answer and explanation
Correct answer
D. It immediately indicates that the input argument is inappropriate.
Why
Throwing an IllegalArgumentException immediately signals that a method has received an inappropriate or illegal argument. This allows for early detection of bugs and prevents further propagation of errors.
Test yourself on Exceptions
A free test with instant, explained results. No account needed.
More Exceptions questions
- When designing a Java API, how should exceptions be documented?
- Why can catching the Exception class in Java become a real problem?
- How can fail-fast validation impact the design of a Java class intended for secure financial transactions?
- Why can overusing checked exceptions in a library become a problem in production code?
- In which scenario does exception wrapping make code more reliable?
- What role does the 'finally' block serve in Java exception handling?