1. When does Exceptions in Java arises in code sequence?a) Run Timeb) Compilation Timec) Can Occur Any Timed) None of the mentioned
Question
When does Exceptions in Java arise in code sequence?
- a) Run Time
- b) Compilation Time
- c) Can Occur Any Time
- d) None of the mentioned
Solution
Understanding Exceptions in Java
In Java, exceptions are events that disrupt the normal flow of a program's execution. They typically arise under specific conditions, and their handling is crucial for robust application development.
-
Run Time: Most exceptions, such as
NullPointerException
,ArrayIndexOutOfBoundsException
, etc., are runtime exceptions. These are not checked at compile time but occur during the execution of the program when specific erroneous operations take place. -
Compilation Time: Errors that can be detected by the compiler, such as syntax errors, are not classified as exceptions in Java. Thus, exceptions do not arise at this stage.
-
Can Occur Any Time: While exceptions primarily occur during runtime, they can be anticipated in certain scenarios using exception handling mechanisms such as try-catch blocks.
-
None of the mentioned: Since exceptions arise fundamentally during runtime, this option is incorrect.
Final Answer
The correct answer is a) Run Time.
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