Explain exception handling in Java.
A core programming concept question assessing knowledge of error management strategies in Java.
Why Interviewers Ask This
Robust software must handle errors gracefully. Interviewers check if candidates know how to prevent crashes and manage runtime errors using try-catch blocks and custom exceptions.
How to Answer This Question
Define exceptions and distinguish between checked and unchecked exceptions. Explain the try-catch-finally block structure. Discuss throwing and catching exceptions. Mention best practices like logging errors and avoiding empty catch blocks.
Key Points to Cover
- Try-catch-finally structure
- Checked vs Unchecked
- Error prevention
- Best practices
Sample Answer
Exception handling in Java manages runtime errors to keep programs running smoothly. It uses try blocks to enclose risky code and catch blocks to handle specific exceptions. Finally ensures cleanup code runs regardless o…
Common Mistakes to Avoid
- Ignoring finally block
- Swallowing exceptions silently
- Confusing checked/unchecked types
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