What are the types of exception handling?

There are mainly two types of exceptions: checked and unchecked. An error is considered as the unchecked exception.

What are different types of exception in selenium?

Below are a few examples of exceptions in selenium:

NoSuchElementException.
NoSuchWindowException.
NoSuchFrameException.
NoAlertPresentException.
InvalidSelectorException.
ElementNotVisibleException.
ElementNotSelectableException.
TimeoutException.

What is IO exception in Java?

IOException is usually a case in which the user inputs improper data into the program. This could be data types that the program can’t handle or the name of a file that doesn’t exist. When this happens, an exception (IOException) occurs telling the compiler that invalid input or invalid output has occurred.

What is Java exception handling?

Exception Handling in Java is one of the effective means to handle the runtime errors so that the regular flow of the application can be preserved. Java Exception Handling is a mechanism to handle runtime errors such as ClassNotFoundException, IOException, SQLException, RemoteException, etc.

What is a checked exception?

A checked exception is a type of exception that must be either caught or declared in the method in which it is thrown. For example, the java.io.IOException is a checked exception.

What is exception handling explain its types with example?

An exception occurs when an unexpected event happens that requires special processing. Examples include a user providing abnormal input, a file system error being encountered when trying to read or write a file, or a program attempting to divide by zero.

How the exceptions are handled in Java?

The FileInputStream (File filename) constructor throws the FileNotFoundException that is checked exception.

The read () method of the FileInputStream class throws the IOException.

The close () method also throws the IOException.

How can you handle exceptions in Java?

Hierarchy of Java Exception classes. The java.lang.Throwable class is the root class of Java Exception hierarchy inherited by two subclasses: Exception and Error.

Difference between Checked and Unchecked Exceptions.

Java Exception Keywords.

Java Exception Handling Example.

Common Scenarios of Java Exceptions.

How to handle an exception in Java?

a try block that encloses the code section which might throw an exception,

one or more catch blocks that handle the exception and

a finally block which gets executed after the try block was successfully executed or a thrown exception was handled.

What happens if exceptions are not handled in Java?

When an exception occurred, if you don’t handle it, the program terminates abruptly and the code past the line that caused the exception will not get executed. Example Generally, an array is of fixed size and each element is accessed using the indices.