BSIT 3H Quiz on Exception Handling in Java

Nora was coding in Java when she encountered a problem. She realized that an exception had occurred due to an unwanted event in her program. What is an exception in Java?

• A method of the Java class

• An object generated due to an unwanted event

• A programming language

• A type of variable

Elijah is learning Java and comes across the 'try' keyword. What does this keyword do in Java?

• Declares an exception

• Catches an exception

• Terminates the program

• Defines a block of code that may throw an exception

During a math class, Ava encountered a problem where she had to divide a number by zero. What type of exception would this situation raise in Java?

• UserDefinedException

• ArithmeticException

• CustomException

• FileException

What happens if an exception is not handled in Java when Harper is writing a program?

• The program continues running normally

• The default exception handler deals with it

• The exception is ignored

• The program crashes immediately

During a coding class, Daniel encountered an error while trying to run his program. He decided to use a 'catch' block to handle the situation. What is the purpose of the 'catch' block?

• To execute code regardless of exceptions

• To throw an exception

• To define a block of code that handles exceptions

• To declare exceptions

During a programming class, Abigail encountered a situation where she had to handle a specific type of error in her code. Her instructor explained that this type of error is known as a checked exception. What is a checked exception?

• An exception that is checked at compile-time

• An exception that cannot be caught

• An exception that is checked at runtime

• An exception that is ignored by the compiler

Chard is learning about exceptions in programming. She wants to know which keyword is used to explicitly throw an exception.

• throws

• throw

• try

• catch

During a group project, Michael always makes sure to submit his part of the work. However, he sometimes forgets to check if his teammates have submitted their parts. What does the 'finally' block do in this context?

• It is used to catch exceptions

• It executes only if an exception occurs

• It executes regardless of whether an exception occurs

• It is used to declare exceptions

Ethan is learning about exception handling in Java. He comes across the 'throws' keyword and wonders what its purpose is. Can you help him understand?

• To catch exceptions

• To declare that a method may throw exceptions

• To throw an exception explicitly

• To define a block of code

During a programming class, Priya encountered an issue while trying to run her Java application. She received an error that indicated a problem with a variable that was not initialized. Which of the following is an unchecked exception that could cause such an error?

• ClassNotFoundException

• NullPointerException

• FileNotFoundException

• IOException