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What is the exception that is thrown when there is an attempt to dynamically access a method that does not exist?
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∙ 11y ago
MissingMethodException
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∙ 11y ago
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What is an IllegalArgument Exception?
An IllegalArgument exception is usually generated when the arguments passed to a method do not match the data type of the arguments the method expects. Most of these problems are caught by the compiler but in cases where Java Reflection is used to generate and call methods dynamically, we can often encounter this exception.
If a method calls another method and that method throw an exception then caller method must be throw that exception or not?
If method A calls method B and method B throws an exception, then method A must handle that exception. It does not have to throw the exception if it is in a try-catch block, but it must do something to deal with it.Note that this only applies to checked exceptions. If method B throws an unchecked exception, then A is allowed to ignore it.
What is throw exception in java?
The presence of the keywords "throws exception" on a method signature means that, the method may throw an exception whhich it does not handle. It also means that the method that is calling or invoking it has to handle such exceptions. If the calling method does not handle that exception it would have to in turn use the same "throws exception" clause and throw it to its parent method.
Describe different ways that a function can handle errors?
There are two ways. The method can have a try catch block and handle the error/exception inside the method. Or The method can throw the exception under the assumption that the calling method would have the code to handle the exception that is thrown by this method
Which exception is thrown by the add method of Collection interface in java?
exception
What is the Event resulting from an unusual situation that disrupts normal program flow?
It is called an exception. There are two ways of handling exceptions inside java methods. The method can have a try catch block and handle the error/exception inside the method. Or The method can throw the exception under the assumption that the calling method would have the code to handle the exception that is thrown by this method
When do you say an exception is handled?
There is no catch block that names either the class of exception that has been thrown or a class of exception that is a parent class of the one that has been thrown, then the exception is considered to be unhandled, in such condition the execution leaves the method directly as if no try has been executed
Throws exception function in java?
throws exception is a common signature pattern for methods. It is used to signify the fact that the code inside the method may throw exceptions of the types mentioned in the method signature. The calling method must have code to handle the exception effectively. Ex: public String getName() throws SQLException { ..... } This method's code can throw an SQLEXception and the calling method must have the code to handle this exception
What are the two characteristics of the controlled media access method?
It is known as a deterministic access method.
What is deterministic access method?
When using the controlled access method, network devices take turns, in sequence, to access the medium.
What exception thrown by sleep method in java?
InterruptedException is thrown.
What is the purpose of NoMatchException handling method in java?
java exception
