JAVA MCQ Questions with answers and solutions Page 301

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Q. How many finally blocks can there be in a try/catch structure?

(A) There must be 1.

(B) There can be 1 following each catch block.

(D) ---

Category: JAVA

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Q. Which of the following statements is NOT true about creating your own exceptions?

(A) Typically, constructors are the only methods that you include when you define your own exception class.

(B) The exception class that you define extends either the class Throwable or one of its subclasses.

(D) Handle the exception in the try block or handle the exception in the catch block.

Category: JAVA

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Q. What can a method do with a checked exception?

(A) Check the exception or ignore it.

(B) Return the exception to the sender or handle it in a catch block.

(D) NumberFormatException

Category: JAVA

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Q. Which of the following is an exception thrown by the methods of the class String?

(A) NullPointerException

(B) FileNotFoundException

(D) None of these

Category: JAVA

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Q. Which of the following statements is true?

(A) The class Exception, which is derived from the class Object, is the superclass of the class Throwable.

(B) The class Throwable, which is derived from the class Exception, is the superclass of the class Object.

(D) traceMessage()

Category: JAVA

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Q. A message string is returned by which method of an Exception object?

(A) printMessage()

(B) getMessage()

(D) Always after the execution of a try block, regardless of whether or not an exception is thrown

Category: JAVA

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Q. When is a finally {} block executed?

(A) Only when an exception is thrown by a try block

(B) Only when there are no exceptions thrown

(D) None of the mentioned

Category: JAVA

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Q. When does Exceptions in Java arises in code sequence?

(A) Run Time

(B) Compilation Time

(D) catch

Category: JAVA

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JAVA MCQs with answers Page - 301

Q. How many finally blocks can there be in a try/catch structure?

Q. Which of the following statements is NOT true about creating your own exceptions?

Q. What can a method do with a checked exception?

Q. Which of the following is an exception thrown by the methods of the class String?

Q. Which of the following statements is true?

Q. A message string is returned by which method of an Exception object?

Q. When is a finally {} block executed?

Q. When does Exceptions in Java arises in code sequence?

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