What is the difference between Checked and Unchecked
exception? Give some examples
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Answer Posted / padmaja
1. Checked exceptions are exceptions that must be
declared in the throws clause of a method. A checked
exception indicates an expected problem that can occur
during normal system operation. Checked exceptions must be
2. Unchecked exceptions are exceptions that do not
need to be declared in a throws clause. An unchecked
exception indicates an unexpected problem that is probably
due to a bug in the code. The most common example is a
NullPointerException.They don't have to be caught or
declared thrown.
3. Checked exceptions in Java extend the
java.lang.Exception class. Unchecked exceptions extend the
java.lang.RuntimeException.
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