Web Services Development MCQs with Answers
Practice important Web Services Development MCQs with answers and explanations.
Chapter: 9
Q241:
Methods declared final in a class ______.
A. Can be overridden in subclasses
B. Cannot be overridden in subclasses
C. Are not inherited by subclasses
D. Must be static
Correct Answer:
B
Chapter: 9
Q242:
Fill in the blank: A method declared as abstract in a class must be ______ by any subclass.
A. Overridden
B. Finalized
C. Synchronized
D. Volatile
Correct Answer:
A
Chapter: 9
Q243:
Which access modifier allows access within the same package and subclasses only?
A. public
B. protected
C. private
D. default
Correct Answer:
B
Chapter: 9
Q244:
Fill in the blank: A method or variable declared as ______ is accessible to any class in the same package.
A. protected
B. public
C. private
D. default
Correct Answer:
D
Chapter: 10
Q245:
What is an exception in programming?
A. A normal program termination
B. An event that disrupts the normal flow
C. A successful function call
D. A user interaction
Correct Answer:
B
Chapter: 10
Q246:
Which type of exception occurs during runtime?
A. Checked exception
B. Unchecked exception
C. Syntax exception
D. Compile-time error
Correct Answer:
B
Chapter: 10
Q247:
Which of the following is an example of a checked exception?
A. ArrayIndexOutOfBoundsException
B. IOException
C. ArithmeticException
D. NullPointerException
Correct Answer:
B
Chapter: 10
Q248:
Which of the following is NOT a type of exception?
A. Checked exception
B. Unchecked exception
C. Error
D. Logical exception
Correct Answer:
D
Chapter: 10
Q249:
What is the purpose of a 'try' block?
A. To catch an exception
B. To declare a variable
C. To handle errors
D. To enclose code that might throw an exception
Correct Answer:
D
Chapter: 10
Q250:
A try block must be followed by either a _______ block or a finally block.
A. throw
B. catch
C. break
D. return
Correct Answer:
B
Chapter: 10
Q251:
Which keyword is used to explicitly throw an exception in Java?
A. throws
B. try
C. throw
D. catch
Correct Answer:
C
Chapter: 10
Q252:
Which block is used to handle exceptions after a try block?
A. throw
B. finally
C. catch
D. return
Correct Answer:
C
Chapter: 10
Q253:
What block always executes after a try block, irrespective of exceptions?
A. catch
B. return
C. throw
D. finally
Correct Answer:
D
Chapter: 10
Q254:
What does the 'throw' keyword do in exception handling?
A. Declares an exception
B. Throws an exception explicitly
C. Handles exceptions
D. Returns the exception
Correct Answer:
B
Chapter: 10
Q255:
Which class is the superclass of all exceptions in Java?
A. Throwable
B. RuntimeException
C. IOException
D. Error
Correct Answer:
A
Chapter: 10
Q256:
What will happen if an exception is thrown but not caught by a catch block?
A. Program continues normally
B. Program terminates normally
C. Program terminates abnormally
D. Program pauses
Correct Answer:
C
Chapter: 10
Q257:
What is the purpose of a 'finally' block in Java exception handling?
A. To throw exceptions
B. To handle exceptions
C. To execute code after try or catch
D. To skip the catch block
Correct Answer:
C
Chapter: 10
Q258:
Fill in the blank: Unchecked exceptions occur during _______.
A. Compile-time
B. Execution time
C. File reading
D. Code writing
Correct Answer:
B
Chapter: 10
Q259:
Fill in the blank: A _______ block is mandatory after a try block if no catch block is used.
A. return
B. catch
C. finally
D. break
Correct Answer:
C
Chapter: 10
Q260:
Which of the following is an unchecked exception?
A. SQLException
B. NullPointerException
C. IOException
D. FileNotFoundException
Correct Answer:
B