You have nested try-catch blocks. In the inner catch, you want to add context info to the exception but keep original stack trace. What is the best approach?

hard🚀 Application Q9 of 15

C Sharp (C#) - Exception Handling

Athrow new Exception("Context info", ex);

Bthrow ex;

Cthrow;

Dthrow new Exception(ex.Message);

Step-by-Step Solution

Solution:

Step 1: Understand adding context with inner exception
Creating a new exception with the original as inner exception adds context but keeps original stack trace inside inner exception.
Step 2: Compare with other options
throw ex; resets stack trace, throw; rethrows original without added context, and throw new Exception(ex.Message); loses stack trace.
Final Answer:
throw new Exception("Context info", ex); -> Option A
Quick Check:
Add context with inner exception = C [OK]

Quick Trick: Wrap original in new exception with inner exception to add context [OK]

Common Mistakes:

MISTAKES

Using throw ex and losing stack trace
Throwing new exception without inner exception
Rethrowing without context

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You have nested try-catch blocks. In the inner catch, you want to add context info to the exception but keep original stack trace. What is the best approach?

Step 1: Understand adding context with inner exception

Step 2: Compare with other options

Final Answer:

Quick Check:

Want More Practice?